Home / 8,826.48-12,191.40-6,598.31

Finding the Fourth Proportional to 8,826.48, 12,191.40 and 6,598.31

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Solution

The fourth proportional to 8,826.48, 12,191.40 and 6,598.31 is: 9,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.48 : 12,191.40 = 6,598.31 : x
  2. Step 2: Convert to fraction form
    8,826.48/12,191.40 = 6,598.31/x
  3. Step 3: Cross multiply
    8,826.48x = 12,191.40 × 6,598.31
  4. Step 4: Simplify right side
    8,826.48x = 80,442,575.58
  5. Step 5: Solve for x
    x = 80,442,575.58/8,826.48
  6. Step 6: Final answer
    x = 9,113.78

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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.