Home / 9,217.74-12,726.48-6,351.30

Finding the Fourth Proportional to 9,217.74, 12,726.48 and 6,351.30

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Solution

The fourth proportional to 9,217.74, 12,726.48 and 6,351.30 is: 8,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.74 : 12,726.48 = 6,351.30 : x
  2. Step 2: Convert to fraction form
    9,217.74/12,726.48 = 6,351.30/x
  3. Step 3: Cross multiply
    9,217.74x = 12,726.48 × 6,351.30
  4. Step 4: Simplify right side
    9,217.74x = 80,829,692.42
  5. Step 5: Solve for x
    x = 80,829,692.42/9,217.74
  6. Step 6: Final answer
    x = 8,768.93

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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.