Home / 8,364.12-11,542.23-4,587.09

Finding the Fourth Proportional to 8,364.12, 11,542.23 and 4,587.09

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Solution

The fourth proportional to 8,364.12, 11,542.23 and 4,587.09 is: 6,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.12 : 11,542.23 = 4,587.09 : x
  2. Step 2: Convert to fraction form
    8,364.12/11,542.23 = 4,587.09/x
  3. Step 3: Cross multiply
    8,364.12x = 11,542.23 × 4,587.09
  4. Step 4: Simplify right side
    8,364.12x = 52,945,247.81
  5. Step 5: Solve for x
    x = 52,945,247.81/8,364.12
  6. Step 6: Final answer
    x = 6,330.04

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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.