Home / 7,947.24-10,966.04-5,118.46

Finding the Fourth Proportional to 7,947.24, 10,966.04 and 5,118.46

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Solution

The fourth proportional to 7,947.24, 10,966.04 and 5,118.46 is: 7,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.24 : 10,966.04 = 5,118.46 : x
  2. Step 2: Convert to fraction form
    7,947.24/10,966.04 = 5,118.46/x
  3. Step 3: Cross multiply
    7,947.24x = 10,966.04 × 5,118.46
  4. Step 4: Simplify right side
    7,947.24x = 56,129,237.10
  5. Step 5: Solve for x
    x = 56,129,237.10/7,947.24
  6. Step 6: Final answer
    x = 7,062.73

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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.