Home / 1,567.20-2,177.25-1,552.94

Finding the Fourth Proportional to 1,567.20, 2,177.25 and 1,552.94

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Solution

The fourth proportional to 1,567.20, 2,177.25 and 1,552.94 is: 2,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.20 : 2,177.25 = 1,552.94 : x
  2. Step 2: Convert to fraction form
    1,567.20/2,177.25 = 1,552.94/x
  3. Step 3: Cross multiply
    1,567.20x = 2,177.25 × 1,552.94
  4. Step 4: Simplify right side
    1,567.20x = 3,381,138.62
  5. Step 5: Solve for x
    x = 3,381,138.62/1,567.20
  6. Step 6: Final answer
    x = 2,157.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.