Home / 3,088.23-4,261.76-1,671.92

Finding the Fourth Proportional to 3,088.23, 4,261.76 and 1,671.92

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Solution

The fourth proportional to 3,088.23, 4,261.76 and 1,671.92 is: 2,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.23 : 4,261.76 = 1,671.92 : x
  2. Step 2: Convert to fraction form
    3,088.23/4,261.76 = 1,671.92/x
  3. Step 3: Cross multiply
    3,088.23x = 4,261.76 × 1,671.92
  4. Step 4: Simplify right side
    3,088.23x = 7,125,321.78
  5. Step 5: Solve for x
    x = 7,125,321.78/3,088.23
  6. Step 6: Final answer
    x = 2,307.25

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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.