Home / 2,877.12-4,339.58-2,534.76

Finding the Fourth Proportional to 2,877.12, 4,339.58 and 2,534.76

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Solution

The fourth proportional to 2,877.12, 4,339.58 and 2,534.76 is: 3,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.12 : 4,339.58 = 2,534.76 : x
  2. Step 2: Convert to fraction form
    2,877.12/4,339.58 = 2,534.76/x
  3. Step 3: Cross multiply
    2,877.12x = 4,339.58 × 2,534.76
  4. Step 4: Simplify right side
    2,877.12x = 10,999,781.13
  5. Step 5: Solve for x
    x = 10,999,781.13/2,877.12
  6. Step 6: Final answer
    x = 3,823.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.