Home / 7,446.40-10,253.92-5,346.88

Finding the Fourth Proportional to 7,446.40, 10,253.92 and 5,346.88

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Solution

The fourth proportional to 7,446.40, 10,253.92 and 5,346.88 is: 7,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.40 : 10,253.92 = 5,346.88 : x
  2. Step 2: Convert to fraction form
    7,446.40/10,253.92 = 5,346.88/x
  3. Step 3: Cross multiply
    7,446.40x = 10,253.92 × 5,346.88
  4. Step 4: Simplify right side
    7,446.40x = 54,826,479.77
  5. Step 5: Solve for x
    x = 54,826,479.77/7,446.40
  6. Step 6: Final answer
    x = 7,362.82

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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.