Home / 2,302.24-3,177.12-1,254.32

Finding the Fourth Proportional to 2,302.24, 3,177.12 and 1,254.32

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Solution

The fourth proportional to 2,302.24, 3,177.12 and 1,254.32 is: 1,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.24 : 3,177.12 = 1,254.32 : x
  2. Step 2: Convert to fraction form
    2,302.24/3,177.12 = 1,254.32/x
  3. Step 3: Cross multiply
    2,302.24x = 3,177.12 × 1,254.32
  4. Step 4: Simplify right side
    2,302.24x = 3,985,125.16
  5. Step 5: Solve for x
    x = 3,985,125.16/2,302.24
  6. Step 6: Final answer
    x = 1,730.98

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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.