Home / 8,929.05-12,332.60-5,939.55

Finding the Fourth Proportional to 8,929.05, 12,332.60 and 5,939.55

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Solution

The fourth proportional to 8,929.05, 12,332.60 and 5,939.55 is: 8,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929.05 : 12,332.60 = 5,939.55 : x
  2. Step 2: Convert to fraction form
    8,929.05/12,332.60 = 5,939.55/x
  3. Step 3: Cross multiply
    8,929.05x = 12,332.60 × 5,939.55
  4. Step 4: Simplify right side
    8,929.05x = 73,250,064.63
  5. Step 5: Solve for x
    x = 73,250,064.63/8,929.05
  6. Step 6: Final answer
    x = 8,203.57

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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.