Home / 8,256.12-11,392.76-4,530.12

Finding the Fourth Proportional to 8,256.12, 11,392.76 and 4,530.12

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Solution

The fourth proportional to 8,256.12, 11,392.76 and 4,530.12 is: 6,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.12 : 11,392.76 = 4,530.12 : x
  2. Step 2: Convert to fraction form
    8,256.12/11,392.76 = 4,530.12/x
  3. Step 3: Cross multiply
    8,256.12x = 11,392.76 × 4,530.12
  4. Step 4: Simplify right side
    8,256.12x = 51,610,569.93
  5. Step 5: Solve for x
    x = 51,610,569.93/8,256.12
  6. Step 6: Final answer
    x = 6,251.19

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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.