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Finding the Fourth Proportional to 6,598.80, 9,839.94 and 6,539.52

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Solution

The fourth proportional to 6,598.80, 9,839.94 and 6,539.52 is: 9,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.80 : 9,839.94 = 6,539.52 : x
  2. Step 2: Convert to fraction form
    6,598.80/9,839.94 = 6,539.52/x
  3. Step 3: Cross multiply
    6,598.80x = 9,839.94 × 6,539.52
  4. Step 4: Simplify right side
    6,598.80x = 64,348,484.43
  5. Step 5: Solve for x
    x = 64,348,484.43/6,598.80
  6. Step 6: Final answer
    x = 9,751.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.