Home / 8,924.81-12,316.22-4,891.74

Finding the Fourth Proportional to 8,924.81, 12,316.22 and 4,891.74

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Solution

The fourth proportional to 8,924.81, 12,316.22 and 4,891.74 is: 6,750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.81 : 12,316.22 = 4,891.74 : x
  2. Step 2: Convert to fraction form
    8,924.81/12,316.22 = 4,891.74/x
  3. Step 3: Cross multiply
    8,924.81x = 12,316.22 × 4,891.74
  4. Step 4: Simplify right side
    8,924.81x = 60,247,684.44
  5. Step 5: Solve for x
    x = 60,247,684.44/8,924.81
  6. Step 6: Final answer
    x = 6,750.58

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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.