Home / 8,156.16-11,253.78-4,570.56

Finding the Fourth Proportional to 8,156.16, 11,253.78 and 4,570.56

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Solution

The fourth proportional to 8,156.16, 11,253.78 and 4,570.56 is: 6,306.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.16 : 11,253.78 = 4,570.56 : x
  2. Step 2: Convert to fraction form
    8,156.16/11,253.78 = 4,570.56/x
  3. Step 3: Cross multiply
    8,156.16x = 11,253.78 × 4,570.56
  4. Step 4: Simplify right side
    8,156.16x = 51,436,076.72
  5. Step 5: Solve for x
    x = 51,436,076.72/8,156.16
  6. Step 6: Final answer
    x = 6,306.41

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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.