Home / 10,366.72-15,552.14-2,971.24

Finding the Fourth Proportional to 10,366.72, 15,552.14 and 2,971.24

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Solution

The fourth proportional to 10,366.72, 15,552.14 and 2,971.24 is: 4,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.72 : 15,552.14 = 2,971.24 : x
  2. Step 2: Convert to fraction form
    10,366.72/15,552.14 = 2,971.24/x
  3. Step 3: Cross multiply
    10,366.72x = 15,552.14 × 2,971.24
  4. Step 4: Simplify right side
    10,366.72x = 46,209,140.45
  5. Step 5: Solve for x
    x = 46,209,140.45/10,366.72
  6. Step 6: Final answer
    x = 4,457.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.