Home / 7,443.28-10,260.30-5,868.64

Finding the Fourth Proportional to 7,443.28, 10,260.30 and 5,868.64

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Solution

The fourth proportional to 7,443.28, 10,260.30 and 5,868.64 is: 8,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.28 : 10,260.30 = 5,868.64 : x
  2. Step 2: Convert to fraction form
    7,443.28/10,260.30 = 5,868.64/x
  3. Step 3: Cross multiply
    7,443.28x = 10,260.30 × 5,868.64
  4. Step 4: Simplify right side
    7,443.28x = 60,214,006.99
  5. Step 5: Solve for x
    x = 60,214,006.99/7,443.28
  6. Step 6: Final answer
    x = 8,089.71

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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.