Home / 9,108.14-12,571.28-5,962.50

Finding the Fourth Proportional to 9,108.14, 12,571.28 and 5,962.50

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Solution

The fourth proportional to 9,108.14, 12,571.28 and 5,962.50 is: 8,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.14 : 12,571.28 = 5,962.50 : x
  2. Step 2: Convert to fraction form
    9,108.14/12,571.28 = 5,962.50/x
  3. Step 3: Cross multiply
    9,108.14x = 12,571.28 × 5,962.50
  4. Step 4: Simplify right side
    9,108.14x = 74,956,257
  5. Step 5: Solve for x
    x = 74,956,257/9,108.14
  6. Step 6: Final answer
    x = 8,229.59

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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.