Home / 10,681.20-14,739.06-6,204.89

Finding the Fourth Proportional to 10,681.20, 14,739.06 and 6,204.89

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Solution

The fourth proportional to 10,681.20, 14,739.06 and 6,204.89 is: 8,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.20 : 14,739.06 = 6,204.89 : x
  2. Step 2: Convert to fraction form
    10,681.20/14,739.06 = 6,204.89/x
  3. Step 3: Cross multiply
    10,681.20x = 14,739.06 × 6,204.89
  4. Step 4: Simplify right side
    10,681.20x = 91,454,209.16
  5. Step 5: Solve for x
    x = 91,454,209.16/10,681.20
  6. Step 6: Final answer
    x = 8,562.17

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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.