Home / 5,272.17-7,902.77-2,150.93

Finding the Fourth Proportional to 5,272.17, 7,902.77 and 2,150.93

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Solution

The fourth proportional to 5,272.17, 7,902.77 and 2,150.93 is: 3,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.17 : 7,902.77 = 2,150.93 : x
  2. Step 2: Convert to fraction form
    5,272.17/7,902.77 = 2,150.93/x
  3. Step 3: Cross multiply
    5,272.17x = 7,902.77 × 2,150.93
  4. Step 4: Simplify right side
    5,272.17x = 16,998,254.81
  5. Step 5: Solve for x
    x = 16,998,254.81/5,272.17
  6. Step 6: Final answer
    x = 3,224.15

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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.