Home / 9,358.15-12,911.14-6,173.02

Finding the Fourth Proportional to 9,358.15, 12,911.14 and 6,173.02

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Solution

The fourth proportional to 9,358.15, 12,911.14 and 6,173.02 is: 8,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358.15 : 12,911.14 = 6,173.02 : x
  2. Step 2: Convert to fraction form
    9,358.15/12,911.14 = 6,173.02/x
  3. Step 3: Cross multiply
    9,358.15x = 12,911.14 × 6,173.02
  4. Step 4: Simplify right side
    9,358.15x = 79,700,763.11
  5. Step 5: Solve for x
    x = 79,700,763.11/9,358.15
  6. Step 6: Final answer
    x = 8,516.73

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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.