Home / 6,442.08-9,654.48-2,971.68

Finding the Fourth Proportional to 6,442.08, 9,654.48 and 2,971.68

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Solution

The fourth proportional to 6,442.08, 9,654.48 and 2,971.68 is: 4,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.08 : 9,654.48 = 2,971.68 : x
  2. Step 2: Convert to fraction form
    6,442.08/9,654.48 = 2,971.68/x
  3. Step 3: Cross multiply
    6,442.08x = 9,654.48 × 2,971.68
  4. Step 4: Simplify right side
    6,442.08x = 28,690,025.13
  5. Step 5: Solve for x
    x = 28,690,025.13/6,442.08
  6. Step 6: Final answer
    x = 4,453.53

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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.