Home / 5,442.02-8,167.14-3,984.92

Finding the Fourth Proportional to 5,442.02, 8,167.14 and 3,984.92

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Solution

The fourth proportional to 5,442.02, 8,167.14 and 3,984.92 is: 5,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.02 : 8,167.14 = 3,984.92 : x
  2. Step 2: Convert to fraction form
    5,442.02/8,167.14 = 3,984.92/x
  3. Step 3: Cross multiply
    5,442.02x = 8,167.14 × 3,984.92
  4. Step 4: Simplify right side
    5,442.02x = 32,545,399.53
  5. Step 5: Solve for x
    x = 32,545,399.53/5,442.02
  6. Step 6: Final answer
    x = 5,980.39

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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.