Home / 8,924.76-12,308.43-6,423.33

Finding the Fourth Proportional to 8,924.76, 12,308.43 and 6,423.33

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Solution

The fourth proportional to 8,924.76, 12,308.43 and 6,423.33 is: 8,858.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.76 : 12,308.43 = 6,423.33 : x
  2. Step 2: Convert to fraction form
    8,924.76/12,308.43 = 6,423.33/x
  3. Step 3: Cross multiply
    8,924.76x = 12,308.43 × 6,423.33
  4. Step 4: Simplify right side
    8,924.76x = 79,061,107.67
  5. Step 5: Solve for x
    x = 79,061,107.67/8,924.76
  6. Step 6: Final answer
    x = 8,858.63

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Half scale
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Double scale
Find fourth proportional to 8,925.76, 12,309.81 and 6,424.33
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.