Home / 4,039.60-6,073.80-3,953.20

Finding the Fourth Proportional to 4,039.60, 6,073.80 and 3,953.20

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Solution

The fourth proportional to 4,039.60, 6,073.80 and 3,953.20 is: 5,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.60 : 6,073.80 = 3,953.20 : x
  2. Step 2: Convert to fraction form
    4,039.60/6,073.80 = 3,953.20/x
  3. Step 3: Cross multiply
    4,039.60x = 6,073.80 × 3,953.20
  4. Step 4: Simplify right side
    4,039.60x = 24,010,946.16
  5. Step 5: Solve for x
    x = 24,010,946.16/4,039.60
  6. Step 6: Final answer
    x = 5,943.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.