Home / 7,925.32-10,937.70-4,781.48

Finding the Fourth Proportional to 7,925.32, 10,937.70 and 4,781.48

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Solution

The fourth proportional to 7,925.32, 10,937.70 and 4,781.48 is: 6,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.32 : 10,937.70 = 4,781.48 : x
  2. Step 2: Convert to fraction form
    7,925.32/10,937.70 = 4,781.48/x
  3. Step 3: Cross multiply
    7,925.32x = 10,937.70 × 4,781.48
  4. Step 4: Simplify right side
    7,925.32x = 52,298,393.80
  5. Step 5: Solve for x
    x = 52,298,393.80/7,925.32
  6. Step 6: Final answer
    x = 6,598.90

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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.