Home / 10,011.06-15,002.01-4,810.86

Finding the Fourth Proportional to 10,011.06, 15,002.01 and 4,810.86

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Solution

The fourth proportional to 10,011.06, 15,002.01 and 4,810.86 is: 7,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.06 : 15,002.01 = 4,810.86 : x
  2. Step 2: Convert to fraction form
    10,011.06/15,002.01 = 4,810.86/x
  3. Step 3: Cross multiply
    10,011.06x = 15,002.01 × 4,810.86
  4. Step 4: Simplify right side
    10,011.06x = 72,172,569.83
  5. Step 5: Solve for x
    x = 72,172,569.83/10,011.06
  6. Step 6: Final answer
    x = 7,209.28

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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.