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Finding the Fourth Proportional to 6,598.70, 9,105.53 and 3,766.08

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Solution

The fourth proportional to 6,598.70, 9,105.53 and 3,766.08 is: 5,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.70 : 9,105.53 = 3,766.08 : x
  2. Step 2: Convert to fraction form
    6,598.70/9,105.53 = 3,766.08/x
  3. Step 3: Cross multiply
    6,598.70x = 9,105.53 × 3,766.08
  4. Step 4: Simplify right side
    6,598.70x = 34,292,154.42
  5. Step 5: Solve for x
    x = 34,292,154.42/6,598.70
  6. Step 6: Final answer
    x = 5,196.80

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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.