Home / 10,382.64-15,569.10-4,544.16

Finding the Fourth Proportional to 10,382.64, 15,569.10 and 4,544.16

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Solution

The fourth proportional to 10,382.64, 15,569.10 and 4,544.16 is: 6,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.64 : 15,569.10 = 4,544.16 : x
  2. Step 2: Convert to fraction form
    10,382.64/15,569.10 = 4,544.16/x
  3. Step 3: Cross multiply
    10,382.64x = 15,569.10 × 4,544.16
  4. Step 4: Simplify right side
    10,382.64x = 70,748,481.46
  5. Step 5: Solve for x
    x = 70,748,481.46/10,382.64
  6. Step 6: Final answer
    x = 6,814.11

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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.