Home / 9,534.40-13,149.70-6,711.14

Finding the Fourth Proportional to 9,534.40, 13,149.70 and 6,711.14

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Solution

The fourth proportional to 9,534.40, 13,149.70 and 6,711.14 is: 9,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.40 : 13,149.70 = 6,711.14 : x
  2. Step 2: Convert to fraction form
    9,534.40/13,149.70 = 6,711.14/x
  3. Step 3: Cross multiply
    9,534.40x = 13,149.70 × 6,711.14
  4. Step 4: Simplify right side
    9,534.40x = 88,249,493.75
  5. Step 5: Solve for x
    x = 88,249,493.75/9,534.40
  6. Step 6: Final answer
    x = 9,255.91

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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.