Home / 2,521.14-3,476.73-1,681.88

Finding the Fourth Proportional to 2,521.14, 3,476.73 and 1,681.88

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Solution

The fourth proportional to 2,521.14, 3,476.73 and 1,681.88 is: 2,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.14 : 3,476.73 = 1,681.88 : x
  2. Step 2: Convert to fraction form
    2,521.14/3,476.73 = 1,681.88/x
  3. Step 3: Cross multiply
    2,521.14x = 3,476.73 × 1,681.88
  4. Step 4: Simplify right side
    2,521.14x = 5,847,433.96
  5. Step 5: Solve for x
    x = 5,847,433.96/2,521.14
  6. Step 6: Final answer
    x = 2,319.36

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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.