Home / 9,249.60-13,877.90-5,554.40

Finding the Fourth Proportional to 9,249.60, 13,877.90 and 5,554.40

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Solution

The fourth proportional to 9,249.60, 13,877.90 and 5,554.40 is: 8,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.60 : 13,877.90 = 5,554.40 : x
  2. Step 2: Convert to fraction form
    9,249.60/13,877.90 = 5,554.40/x
  3. Step 3: Cross multiply
    9,249.60x = 13,877.90 × 5,554.40
  4. Step 4: Simplify right side
    9,249.60x = 77,083,407.76
  5. Step 5: Solve for x
    x = 77,083,407.76/9,249.60
  6. Step 6: Final answer
    x = 8,333.70

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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.