Home / 8,960.49-12,360.24-6,126.57

Finding the Fourth Proportional to 8,960.49, 12,360.24 and 6,126.57

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Solution

The fourth proportional to 8,960.49, 12,360.24 and 6,126.57 is: 8,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.49 : 12,360.24 = 6,126.57 : x
  2. Step 2: Convert to fraction form
    8,960.49/12,360.24 = 6,126.57/x
  3. Step 3: Cross multiply
    8,960.49x = 12,360.24 × 6,126.57
  4. Step 4: Simplify right side
    8,960.49x = 75,725,875.58
  5. Step 5: Solve for x
    x = 75,725,875.58/8,960.49
  6. Step 6: Final answer
    x = 8,451.09

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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.