Home / 2,681.12-3,702.84-2,583.92

Finding the Fourth Proportional to 2,681.12, 3,702.84 and 2,583.92

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Solution

The fourth proportional to 2,681.12, 3,702.84 and 2,583.92 is: 3,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.12 : 3,702.84 = 2,583.92 : x
  2. Step 2: Convert to fraction form
    2,681.12/3,702.84 = 2,583.92/x
  3. Step 3: Cross multiply
    2,681.12x = 3,702.84 × 2,583.92
  4. Step 4: Simplify right side
    2,681.12x = 9,567,842.33
  5. Step 5: Solve for x
    x = 9,567,842.33/2,681.12
  6. Step 6: Final answer
    x = 3,568.60

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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.