Home / 9,966.15-14,922.50-5,571.09

Finding the Fourth Proportional to 9,966.15, 14,922.50 and 5,571.09

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Solution

The fourth proportional to 9,966.15, 14,922.50 and 5,571.09 is: 8,341.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.15 : 14,922.50 = 5,571.09 : x
  2. Step 2: Convert to fraction form
    9,966.15/14,922.50 = 5,571.09/x
  3. Step 3: Cross multiply
    9,966.15x = 14,922.50 × 5,571.09
  4. Step 4: Simplify right side
    9,966.15x = 83,134,562.67
  5. Step 5: Solve for x
    x = 83,134,562.67/9,966.15
  6. Step 6: Final answer
    x = 8,341.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.