Home / 6,240.02-8,610.45-3,882.92

Finding the Fourth Proportional to 6,240.02, 8,610.45 and 3,882.92

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Solution

The fourth proportional to 6,240.02, 8,610.45 and 3,882.92 is: 5,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.02 : 8,610.45 = 3,882.92 : x
  2. Step 2: Convert to fraction form
    6,240.02/8,610.45 = 3,882.92/x
  3. Step 3: Cross multiply
    6,240.02x = 8,610.45 × 3,882.92
  4. Step 4: Simplify right side
    6,240.02x = 33,433,688.51
  5. Step 5: Solve for x
    x = 33,433,688.51/6,240.02
  6. Step 6: Final answer
    x = 5,357.95

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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.