Home / 6,387.40-9,524.69-5,610.58

Finding the Fourth Proportional to 6,387.40, 9,524.69 and 5,610.58

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Solution

The fourth proportional to 6,387.40, 9,524.69 and 5,610.58 is: 8,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.40 : 9,524.69 = 5,610.58 : x
  2. Step 2: Convert to fraction form
    6,387.40/9,524.69 = 5,610.58/x
  3. Step 3: Cross multiply
    6,387.40x = 9,524.69 × 5,610.58
  4. Step 4: Simplify right side
    6,387.40x = 53,439,035.22
  5. Step 5: Solve for x
    x = 53,439,035.22/6,387.40
  6. Step 6: Final answer
    x = 8,366.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.