Home / 4,575.22-6,862.86-1,288.37

Finding the Fourth Proportional to 4,575.22, 6,862.86 and 1,288.37

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Solution

The fourth proportional to 4,575.22, 6,862.86 and 1,288.37 is: 1,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.22 : 6,862.86 = 1,288.37 : x
  2. Step 2: Convert to fraction form
    4,575.22/6,862.86 = 1,288.37/x
  3. Step 3: Cross multiply
    4,575.22x = 6,862.86 × 1,288.37
  4. Step 4: Simplify right side
    4,575.22x = 8,841,920.10
  5. Step 5: Solve for x
    x = 8,841,920.10/4,575.22
  6. Step 6: Final answer
    x = 1,932.57

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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.