Home / 8,288.60-11,445.18-5,506.52

Finding the Fourth Proportional to 8,288.60, 11,445.18 and 5,506.52

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Solution

The fourth proportional to 8,288.60, 11,445.18 and 5,506.52 is: 7,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.60 : 11,445.18 = 5,506.52 : x
  2. Step 2: Convert to fraction form
    8,288.60/11,445.18 = 5,506.52/x
  3. Step 3: Cross multiply
    8,288.60x = 11,445.18 × 5,506.52
  4. Step 4: Simplify right side
    8,288.60x = 63,023,112.57
  5. Step 5: Solve for x
    x = 63,023,112.57/8,288.60
  6. Step 6: Final answer
    x = 7,603.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.