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Finding the Fourth Proportional to 5,565.55, 7,673.94 and 4,442.89

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Solution

The fourth proportional to 5,565.55, 7,673.94 and 4,442.89 is: 6,125.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.55 : 7,673.94 = 4,442.89 : x
  2. Step 2: Convert to fraction form
    5,565.55/7,673.94 = 4,442.89/x
  3. Step 3: Cross multiply
    5,565.55x = 7,673.94 × 4,442.89
  4. Step 4: Simplify right side
    5,565.55x = 34,094,410.70
  5. Step 5: Solve for x
    x = 34,094,410.70/5,565.55
  6. Step 6: Final answer
    x = 6,125.98

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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.