Home / 1,584.12-2,377.08-611.04

Finding the Fourth Proportional to 1,584.12, 2,377.08 and 611.04

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Solution

The fourth proportional to 1,584.12, 2,377.08 and 611.04 is: 916.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.12 : 2,377.08 = 611.04 : x
  2. Step 2: Convert to fraction form
    1,584.12/2,377.08 = 611.04/x
  3. Step 3: Cross multiply
    1,584.12x = 2,377.08 × 611.04
  4. Step 4: Simplify right side
    1,584.12x = 1,452,490.96
  5. Step 5: Solve for x
    x = 1,452,490.96/1,584.12
  6. Step 6: Final answer
    x = 916.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.