Home / 6,530.20-9,008.32-4,169.86

Finding the Fourth Proportional to 6,530.20, 9,008.32 and 4,169.86

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Solution

The fourth proportional to 6,530.20, 9,008.32 and 4,169.86 is: 5,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.20 : 9,008.32 = 4,169.86 : x
  2. Step 2: Convert to fraction form
    6,530.20/9,008.32 = 4,169.86/x
  3. Step 3: Cross multiply
    6,530.20x = 9,008.32 × 4,169.86
  4. Step 4: Simplify right side
    6,530.20x = 37,563,433.24
  5. Step 5: Solve for x
    x = 37,563,433.24/6,530.20
  6. Step 6: Final answer
    x = 5,752.26

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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.