Home / 10,107.16-15,162.36-4,264.63

Finding the Fourth Proportional to 10,107.16, 15,162.36 and 4,264.63

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Solution

The fourth proportional to 10,107.16, 15,162.36 and 4,264.63 is: 6,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.16 : 15,162.36 = 4,264.63 : x
  2. Step 2: Convert to fraction form
    10,107.16/15,162.36 = 4,264.63/x
  3. Step 3: Cross multiply
    10,107.16x = 15,162.36 × 4,264.63
  4. Step 4: Simplify right side
    10,107.16x = 64,661,890.27
  5. Step 5: Solve for x
    x = 64,661,890.27/10,107.16
  6. Step 6: Final answer
    x = 6,397.63

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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.