Home / 2,862.37-4,293.28-914.59

Finding the Fourth Proportional to 2,862.37, 4,293.28 and 914.59

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Solution

The fourth proportional to 2,862.37, 4,293.28 and 914.59 is: 1,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.37 : 4,293.28 = 914.59 : x
  2. Step 2: Convert to fraction form
    2,862.37/4,293.28 = 914.59/x
  3. Step 3: Cross multiply
    2,862.37x = 4,293.28 × 914.59
  4. Step 4: Simplify right side
    2,862.37x = 3,926,590.96
  5. Step 5: Solve for x
    x = 3,926,590.96/2,862.37
  6. Step 6: Final answer
    x = 1,371.80

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1.5x scale

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.