Home / 5,510.16-8,265.20-2,220.93

Finding the Fourth Proportional to 5,510.16, 8,265.20 and 2,220.93

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Solution

The fourth proportional to 5,510.16, 8,265.20 and 2,220.93 is: 3,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.16 : 8,265.20 = 2,220.93 : x
  2. Step 2: Convert to fraction form
    5,510.16/8,265.20 = 2,220.93/x
  3. Step 3: Cross multiply
    5,510.16x = 8,265.20 × 2,220.93
  4. Step 4: Simplify right side
    5,510.16x = 18,356,419.53
  5. Step 5: Solve for x
    x = 18,356,419.53/5,510.16
  6. Step 6: Final answer
    x = 3,331.38

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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.