Home / 2,862.23-4,293.23-914.36

Finding the Fourth Proportional to 2,862.23, 4,293.23 and 914.36

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Solution

The fourth proportional to 2,862.23, 4,293.23 and 914.36 is: 1,371.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.23 : 4,293.23 = 914.36 : x
  2. Step 2: Convert to fraction form
    2,862.23/4,293.23 = 914.36/x
  3. Step 3: Cross multiply
    2,862.23x = 4,293.23 × 914.36
  4. Step 4: Simplify right side
    2,862.23x = 3,925,531.74
  5. Step 5: Solve for x
    x = 3,925,531.74/2,862.23
  6. Step 6: Final answer
    x = 1,371.50

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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.