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Finding the Fourth Proportional to 6,159.11, 8,499.65 and 3,506.58

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Solution

The fourth proportional to 6,159.11, 8,499.65 and 3,506.58 is: 4,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.11 : 8,499.65 = 3,506.58 : x
  2. Step 2: Convert to fraction form
    6,159.11/8,499.65 = 3,506.58/x
  3. Step 3: Cross multiply
    6,159.11x = 8,499.65 × 3,506.58
  4. Step 4: Simplify right side
    6,159.11x = 29,804,685.16
  5. Step 5: Solve for x
    x = 29,804,685.16/6,159.11
  6. Step 6: Final answer
    x = 4,839.13

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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.