Home / 10,324.21-14,240.16-6,347.52

Finding the Fourth Proportional to 10,324.21, 14,240.16 and 6,347.52

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Solution

The fourth proportional to 10,324.21, 14,240.16 and 6,347.52 is: 8,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.21 : 14,240.16 = 6,347.52 : x
  2. Step 2: Convert to fraction form
    10,324.21/14,240.16 = 6,347.52/x
  3. Step 3: Cross multiply
    10,324.21x = 14,240.16 × 6,347.52
  4. Step 4: Simplify right side
    10,324.21x = 90,389,700.40
  5. Step 5: Solve for x
    x = 90,389,700.40/10,324.21
  6. Step 6: Final answer
    x = 8,755.12

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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.