Home / 6,531.04-9,777.12-3,926.08

Finding the Fourth Proportional to 6,531.04, 9,777.12 and 3,926.08

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Solution

The fourth proportional to 6,531.04, 9,777.12 and 3,926.08 is: 5,877.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.04 : 9,777.12 = 3,926.08 : x
  2. Step 2: Convert to fraction form
    6,531.04/9,777.12 = 3,926.08/x
  3. Step 3: Cross multiply
    6,531.04x = 9,777.12 × 3,926.08
  4. Step 4: Simplify right side
    6,531.04x = 38,385,755.29
  5. Step 5: Solve for x
    x = 38,385,755.29/6,531.04
  6. Step 6: Final answer
    x = 5,877.43

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1.5x scale

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.