Home / 3,272.79-4,515.42-1,875.27

Finding the Fourth Proportional to 3,272.79, 4,515.42 and 1,875.27

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Solution

The fourth proportional to 3,272.79, 4,515.42 and 1,875.27 is: 2,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.79 : 4,515.42 = 1,875.27 : x
  2. Step 2: Convert to fraction form
    3,272.79/4,515.42 = 1,875.27/x
  3. Step 3: Cross multiply
    3,272.79x = 4,515.42 × 1,875.27
  4. Step 4: Simplify right side
    3,272.79x = 8,467,631.66
  5. Step 5: Solve for x
    x = 8,467,631.66/3,272.79
  6. Step 6: Final answer
    x = 2,587.28

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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.