Home / 9,638.12-14,455.92-6,117.68

Finding the Fourth Proportional to 9,638.12, 14,455.92 and 6,117.68

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Solution

The fourth proportional to 9,638.12, 14,455.92 and 6,117.68 is: 9,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.12 : 14,455.92 = 6,117.68 : x
  2. Step 2: Convert to fraction form
    9,638.12/14,455.92 = 6,117.68/x
  3. Step 3: Cross multiply
    9,638.12x = 14,455.92 × 6,117.68
  4. Step 4: Simplify right side
    9,638.12x = 88,436,692.67
  5. Step 5: Solve for x
    x = 88,436,692.67/9,638.12
  6. Step 6: Final answer
    x = 9,175.72

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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.