Home / 3,252.29-4,875.19-1,275.21

Finding the Fourth Proportional to 3,252.29, 4,875.19 and 1,275.21

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Solution

The fourth proportional to 3,252.29, 4,875.19 and 1,275.21 is: 1,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.29 : 4,875.19 = 1,275.21 : x
  2. Step 2: Convert to fraction form
    3,252.29/4,875.19 = 1,275.21/x
  3. Step 3: Cross multiply
    3,252.29x = 4,875.19 × 1,275.21
  4. Step 4: Simplify right side
    3,252.29x = 6,216,887.85
  5. Step 5: Solve for x
    x = 6,216,887.85/3,252.29
  6. Step 6: Final answer
    x = 1,911.54

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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.