Home / 9,114.08-13,675.20-4,116.76

Finding the Fourth Proportional to 9,114.08, 13,675.20 and 4,116.76

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Solution

The fourth proportional to 9,114.08, 13,675.20 and 4,116.76 is: 6,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.08 : 13,675.20 = 4,116.76 : x
  2. Step 2: Convert to fraction form
    9,114.08/13,675.20 = 4,116.76/x
  3. Step 3: Cross multiply
    9,114.08x = 13,675.20 × 4,116.76
  4. Step 4: Simplify right side
    9,114.08x = 56,297,516.35
  5. Step 5: Solve for x
    x = 56,297,516.35/9,114.08
  6. Step 6: Final answer
    x = 6,176.98

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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.