Home / 7,932.78-10,951.29-5,805.95

Finding the Fourth Proportional to 7,932.78, 10,951.29 and 5,805.95

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Solution

The fourth proportional to 7,932.78, 10,951.29 and 5,805.95 is: 8,015.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.78 : 10,951.29 = 5,805.95 : x
  2. Step 2: Convert to fraction form
    7,932.78/10,951.29 = 5,805.95/x
  3. Step 3: Cross multiply
    7,932.78x = 10,951.29 × 5,805.95
  4. Step 4: Simplify right side
    7,932.78x = 63,582,587.42
  5. Step 5: Solve for x
    x = 63,582,587.42/7,932.78
  6. Step 6: Final answer
    x = 8,015.17

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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.