Home / 12,042.59-16,618.52-6,737.45

Finding the Fourth Proportional to 12,042.59, 16,618.52 and 6,737.45

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Solution

The fourth proportional to 12,042.59, 16,618.52 and 6,737.45 is: 9,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.59 : 16,618.52 = 6,737.45 : x
  2. Step 2: Convert to fraction form
    12,042.59/16,618.52 = 6,737.45/x
  3. Step 3: Cross multiply
    12,042.59x = 16,618.52 × 6,737.45
  4. Step 4: Simplify right side
    12,042.59x = 111,966,330.79
  5. Step 5: Solve for x
    x = 111,966,330.79/12,042.59
  6. Step 6: Final answer
    x = 9,297.53

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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.