Home / 9,177.32-13,747.35-4,240.10

Finding the Fourth Proportional to 9,177.32, 13,747.35 and 4,240.10

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Solution

The fourth proportional to 9,177.32, 13,747.35 and 4,240.10 is: 6,351.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.32 : 13,747.35 = 4,240.10 : x
  2. Step 2: Convert to fraction form
    9,177.32/13,747.35 = 4,240.10/x
  3. Step 3: Cross multiply
    9,177.32x = 13,747.35 × 4,240.10
  4. Step 4: Simplify right side
    9,177.32x = 58,290,138.74
  5. Step 5: Solve for x
    x = 58,290,138.74/9,177.32
  6. Step 6: Final answer
    x = 6,351.54

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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.