Home / 8,402.18-11,595.04-4,676.18

Finding the Fourth Proportional to 8,402.18, 11,595.04 and 4,676.18

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Solution

The fourth proportional to 8,402.18, 11,595.04 and 4,676.18 is: 6,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.18 : 11,595.04 = 4,676.18 : x
  2. Step 2: Convert to fraction form
    8,402.18/11,595.04 = 4,676.18/x
  3. Step 3: Cross multiply
    8,402.18x = 11,595.04 × 4,676.18
  4. Step 4: Simplify right side
    8,402.18x = 54,220,494.15
  5. Step 5: Solve for x
    x = 54,220,494.15/8,402.18
  6. Step 6: Final answer
    x = 6,453.15

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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.