Home / 9,050.66-12,489.70-5,273.58

Finding the Fourth Proportional to 9,050.66, 12,489.70 and 5,273.58

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Solution

The fourth proportional to 9,050.66, 12,489.70 and 5,273.58 is: 7,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.66 : 12,489.70 = 5,273.58 : x
  2. Step 2: Convert to fraction form
    9,050.66/12,489.70 = 5,273.58/x
  3. Step 3: Cross multiply
    9,050.66x = 12,489.70 × 5,273.58
  4. Step 4: Simplify right side
    9,050.66x = 65,865,405.76
  5. Step 5: Solve for x
    x = 65,865,405.76/9,050.66
  6. Step 6: Final answer
    x = 7,277.42

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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.