Home / 9,050.23-12,490.20-5,072.02

Finding the Fourth Proportional to 9,050.23, 12,490.20 and 5,072.02

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Solution

The fourth proportional to 9,050.23, 12,490.20 and 5,072.02 is: 6,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.23 : 12,490.20 = 5,072.02 : x
  2. Step 2: Convert to fraction form
    9,050.23/12,490.20 = 5,072.02/x
  3. Step 3: Cross multiply
    9,050.23x = 12,490.20 × 5,072.02
  4. Step 4: Simplify right side
    9,050.23x = 63,350,512.98
  5. Step 5: Solve for x
    x = 63,350,512.98/9,050.23
  6. Step 6: Final answer
    x = 6,999.88

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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.