Home / 6,687.11-9,225.15-4,330.01

Finding the Fourth Proportional to 6,687.11, 9,225.15 and 4,330.01

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Solution

The fourth proportional to 6,687.11, 9,225.15 and 4,330.01 is: 5,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.11 : 9,225.15 = 4,330.01 : x
  2. Step 2: Convert to fraction form
    6,687.11/9,225.15 = 4,330.01/x
  3. Step 3: Cross multiply
    6,687.11x = 9,225.15 × 4,330.01
  4. Step 4: Simplify right side
    6,687.11x = 39,944,991.75
  5. Step 5: Solve for x
    x = 39,944,991.75/6,687.11
  6. Step 6: Final answer
    x = 5,973.43

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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.