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Finding the Fourth Proportional to 7,937.01, 10,955.23 and 4,951.06

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Solution

The fourth proportional to 7,937.01, 10,955.23 and 4,951.06 is: 6,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.01 : 10,955.23 = 4,951.06 : x
  2. Step 2: Convert to fraction form
    7,937.01/10,955.23 = 4,951.06/x
  3. Step 3: Cross multiply
    7,937.01x = 10,955.23 × 4,951.06
  4. Step 4: Simplify right side
    7,937.01x = 54,239,961.28
  5. Step 5: Solve for x
    x = 54,239,961.28/7,937.01
  6. Step 6: Final answer
    x = 6,833.80

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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.