Home / 8,676.55-13,017.03-2,436.58

Finding the Fourth Proportional to 8,676.55, 13,017.03 and 2,436.58

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Solution

The fourth proportional to 8,676.55, 13,017.03 and 2,436.58 is: 3,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.55 : 13,017.03 = 2,436.58 : x
  2. Step 2: Convert to fraction form
    8,676.55/13,017.03 = 2,436.58/x
  3. Step 3: Cross multiply
    8,676.55x = 13,017.03 × 2,436.58
  4. Step 4: Simplify right side
    8,676.55x = 31,717,034.96
  5. Step 5: Solve for x
    x = 31,717,034.96/8,676.55
  6. Step 6: Final answer
    x = 3,655.49

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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.