Home / 8,962.45-12,370.22-5,813.17

Finding the Fourth Proportional to 8,962.45, 12,370.22 and 5,813.17

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Solution

The fourth proportional to 8,962.45, 12,370.22 and 5,813.17 is: 8,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.45 : 12,370.22 = 5,813.17 : x
  2. Step 2: Convert to fraction form
    8,962.45/12,370.22 = 5,813.17/x
  3. Step 3: Cross multiply
    8,962.45x = 12,370.22 × 5,813.17
  4. Step 4: Simplify right side
    8,962.45x = 71,910,153.61
  5. Step 5: Solve for x
    x = 71,910,153.61/8,962.45
  6. Step 6: Final answer
    x = 8,023.50

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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.