Home / 5,654.68-7,801.88-4,455.95

Finding the Fourth Proportional to 5,654.68, 7,801.88 and 4,455.95

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Solution

The fourth proportional to 5,654.68, 7,801.88 and 4,455.95 is: 6,147.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.68 : 7,801.88 = 4,455.95 : x
  2. Step 2: Convert to fraction form
    5,654.68/7,801.88 = 4,455.95/x
  3. Step 3: Cross multiply
    5,654.68x = 7,801.88 × 4,455.95
  4. Step 4: Simplify right side
    5,654.68x = 34,764,725.90
  5. Step 5: Solve for x
    x = 34,764,725.90/5,654.68
  6. Step 6: Final answer
    x = 6,147.96

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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.