Home / 2,359.76-3,255.27-1,572.44

Finding the Fourth Proportional to 2,359.76, 3,255.27 and 1,572.44

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Solution

The fourth proportional to 2,359.76, 3,255.27 and 1,572.44 is: 2,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.76 : 3,255.27 = 1,572.44 : x
  2. Step 2: Convert to fraction form
    2,359.76/3,255.27 = 1,572.44/x
  3. Step 3: Cross multiply
    2,359.76x = 3,255.27 × 1,572.44
  4. Step 4: Simplify right side
    2,359.76x = 5,118,716.76
  5. Step 5: Solve for x
    x = 5,118,716.76/2,359.76
  6. Step 6: Final answer
    x = 2,169.17

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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.