Home / 5,529.57-7,631.01-3,011.56

Finding the Fourth Proportional to 5,529.57, 7,631.01 and 3,011.56

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Solution

The fourth proportional to 5,529.57, 7,631.01 and 3,011.56 is: 4,156.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.57 : 7,631.01 = 3,011.56 : x
  2. Step 2: Convert to fraction form
    5,529.57/7,631.01 = 3,011.56/x
  3. Step 3: Cross multiply
    5,529.57x = 7,631.01 × 3,011.56
  4. Step 4: Simplify right side
    5,529.57x = 22,981,225.40
  5. Step 5: Solve for x
    x = 22,981,225.40/5,529.57
  6. Step 6: Final answer
    x = 4,156.06

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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.