Home / 10,172.16-14,037.80-7,193.24

Finding the Fourth Proportional to 10,172.16, 14,037.80 and 7,193.24

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Solution

The fourth proportional to 10,172.16, 14,037.80 and 7,193.24 is: 9,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.16 : 14,037.80 = 7,193.24 : x
  2. Step 2: Convert to fraction form
    10,172.16/14,037.80 = 7,193.24/x
  3. Step 3: Cross multiply
    10,172.16x = 14,037.80 × 7,193.24
  4. Step 4: Simplify right side
    10,172.16x = 100,977,264.47
  5. Step 5: Solve for x
    x = 100,977,264.47/10,172.16
  6. Step 6: Final answer
    x = 9,926.83

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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.