Home / 6,981.40-10,472.23-5,588.27

Finding the Fourth Proportional to 6,981.40, 10,472.23 and 5,588.27

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Solution

The fourth proportional to 6,981.40, 10,472.23 and 5,588.27 is: 8,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.40 : 10,472.23 = 5,588.27 : x
  2. Step 2: Convert to fraction form
    6,981.40/10,472.23 = 5,588.27/x
  3. Step 3: Cross multiply
    6,981.40x = 10,472.23 × 5,588.27
  4. Step 4: Simplify right side
    6,981.40x = 58,521,596.38
  5. Step 5: Solve for x
    x = 58,521,596.38/6,981.40
  6. Step 6: Final answer
    x = 8,382.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.