Home / 7,484.57-11,228.01-2,553.06

Finding the Fourth Proportional to 7,484.57, 11,228.01 and 2,553.06

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Solution

The fourth proportional to 7,484.57, 11,228.01 and 2,553.06 is: 3,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.57 : 11,228.01 = 2,553.06 : x
  2. Step 2: Convert to fraction form
    7,484.57/11,228.01 = 2,553.06/x
  3. Step 3: Cross multiply
    7,484.57x = 11,228.01 × 2,553.06
  4. Step 4: Simplify right side
    7,484.57x = 28,665,792.78
  5. Step 5: Solve for x
    x = 28,665,792.78/7,484.57
  6. Step 6: Final answer
    x = 3,829.98

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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.