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Finding the Fourth Proportional to 5,808.60, 8,008.12 and 4,617.55

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Solution

The fourth proportional to 5,808.60, 8,008.12 and 4,617.55 is: 6,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.60 : 8,008.12 = 4,617.55 : x
  2. Step 2: Convert to fraction form
    5,808.60/8,008.12 = 4,617.55/x
  3. Step 3: Cross multiply
    5,808.60x = 8,008.12 × 4,617.55
  4. Step 4: Simplify right side
    5,808.60x = 36,977,831.38
  5. Step 5: Solve for x
    x = 36,977,831.38/5,808.60
  6. Step 6: Final answer
    x = 6,366.05

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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.