Home / 9,013.48-13,518.66-2,438.13

Finding the Fourth Proportional to 9,013.48, 13,518.66 and 2,438.13

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Solution

The fourth proportional to 9,013.48, 13,518.66 and 2,438.13 is: 3,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.48 : 13,518.66 = 2,438.13 : x
  2. Step 2: Convert to fraction form
    9,013.48/13,518.66 = 2,438.13/x
  3. Step 3: Cross multiply
    9,013.48x = 13,518.66 × 2,438.13
  4. Step 4: Simplify right side
    9,013.48x = 32,960,310.34
  5. Step 5: Solve for x
    x = 32,960,310.34/9,013.48
  6. Step 6: Final answer
    x = 3,656.78

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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.