Home / 2,562.22-3,838.47-1,264.60

Finding the Fourth Proportional to 2,562.22, 3,838.47 and 1,264.60

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Solution

The fourth proportional to 2,562.22, 3,838.47 and 1,264.60 is: 1,894.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.22 : 3,838.47 = 1,264.60 : x
  2. Step 2: Convert to fraction form
    2,562.22/3,838.47 = 1,264.60/x
  3. Step 3: Cross multiply
    2,562.22x = 3,838.47 × 1,264.60
  4. Step 4: Simplify right side
    2,562.22x = 4,854,129.16
  5. Step 5: Solve for x
    x = 4,854,129.16/2,562.22
  6. Step 6: Final answer
    x = 1,894.50

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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.