Home / 10,309.48-14,219.18-6,327.24

Finding the Fourth Proportional to 10,309.48, 14,219.18 and 6,327.24

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Solution

The fourth proportional to 10,309.48, 14,219.18 and 6,327.24 is: 8,726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309.48 : 14,219.18 = 6,327.24 : x
  2. Step 2: Convert to fraction form
    10,309.48/14,219.18 = 6,327.24/x
  3. Step 3: Cross multiply
    10,309.48x = 14,219.18 × 6,327.24
  4. Step 4: Simplify right side
    10,309.48x = 89,968,164.46
  5. Step 5: Solve for x
    x = 89,968,164.46/10,309.48
  6. Step 6: Final answer
    x = 8,726.74

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Half scale
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Double scale
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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.