Home / 9,149.76-12,630.60-6,599.52

Finding the Fourth Proportional to 9,149.76, 12,630.60 and 6,599.52

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Solution

The fourth proportional to 9,149.76, 12,630.60 and 6,599.52 is: 9,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.76 : 12,630.60 = 6,599.52 : x
  2. Step 2: Convert to fraction form
    9,149.76/12,630.60 = 6,599.52/x
  3. Step 3: Cross multiply
    9,149.76x = 12,630.60 × 6,599.52
  4. Step 4: Simplify right side
    9,149.76x = 83,355,897.31
  5. Step 5: Solve for x
    x = 83,355,897.31/9,149.76
  6. Step 6: Final answer
    x = 9,110.17

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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.