Home / 8,115.93-11,197.35-4,530.30

Finding the Fourth Proportional to 8,115.93, 11,197.35 and 4,530.30

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Solution

The fourth proportional to 8,115.93, 11,197.35 and 4,530.30 is: 6,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,115.93 : 11,197.35 = 4,530.30 : x
  2. Step 2: Convert to fraction form
    8,115.93/11,197.35 = 4,530.30/x
  3. Step 3: Cross multiply
    8,115.93x = 11,197.35 × 4,530.30
  4. Step 4: Simplify right side
    8,115.93x = 50,727,354.71
  5. Step 5: Solve for x
    x = 50,727,354.71/8,115.93
  6. Step 6: Final answer
    x = 6,250.34

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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.