Home / 9,001.13-13,506.62-4,070.39

Finding the Fourth Proportional to 9,001.13, 13,506.62 and 4,070.39

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Solution

The fourth proportional to 9,001.13, 13,506.62 and 4,070.39 is: 6,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.13 : 13,506.62 = 4,070.39 : x
  2. Step 2: Convert to fraction form
    9,001.13/13,506.62 = 4,070.39/x
  3. Step 3: Cross multiply
    9,001.13x = 13,506.62 × 4,070.39
  4. Step 4: Simplify right side
    9,001.13x = 54,977,123.10
  5. Step 5: Solve for x
    x = 54,977,123.10/9,001.13
  6. Step 6: Final answer
    x = 6,107.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.