Home / 10,453.24-14,420.59-6,472.90

Finding the Fourth Proportional to 10,453.24, 14,420.59 and 6,472.90

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Solution

The fourth proportional to 10,453.24, 14,420.59 and 6,472.90 is: 8,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.24 : 14,420.59 = 6,472.90 : x
  2. Step 2: Convert to fraction form
    10,453.24/14,420.59 = 6,472.90/x
  3. Step 3: Cross multiply
    10,453.24x = 14,420.59 × 6,472.90
  4. Step 4: Simplify right side
    10,453.24x = 93,343,037.01
  5. Step 5: Solve for x
    x = 93,343,037.01/10,453.24
  6. Step 6: Final answer
    x = 8,929.58

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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.