Home / 7,428.80-10,269.24-5,951.36

Finding the Fourth Proportional to 7,428.80, 10,269.24 and 5,951.36

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Solution

The fourth proportional to 7,428.80, 10,269.24 and 5,951.36 is: 8,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428.80 : 10,269.24 = 5,951.36 : x
  2. Step 2: Convert to fraction form
    7,428.80/10,269.24 = 5,951.36/x
  3. Step 3: Cross multiply
    7,428.80x = 10,269.24 × 5,951.36
  4. Step 4: Simplify right side
    7,428.80x = 61,115,944.17
  5. Step 5: Solve for x
    x = 61,115,944.17/7,428.80
  6. Step 6: Final answer
    x = 8,226.89

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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.