Home / 7,937.60-10,953.88-4,400.78

Finding the Fourth Proportional to 7,937.60, 10,953.88 and 4,400.78

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Solution

The fourth proportional to 7,937.60, 10,953.88 and 4,400.78 is: 6,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.60 : 10,953.88 = 4,400.78 : x
  2. Step 2: Convert to fraction form
    7,937.60/10,953.88 = 4,400.78/x
  3. Step 3: Cross multiply
    7,937.60x = 10,953.88 × 4,400.78
  4. Step 4: Simplify right side
    7,937.60x = 48,205,550.26
  5. Step 5: Solve for x
    x = 48,205,550.26/7,937.60
  6. Step 6: Final answer
    x = 6,073.07

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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.