Home / 7,541.10-11,312.19-2,275.70

Finding the Fourth Proportional to 7,541.10, 11,312.19 and 2,275.70

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Solution

The fourth proportional to 7,541.10, 11,312.19 and 2,275.70 is: 3,413.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.10 : 11,312.19 = 2,275.70 : x
  2. Step 2: Convert to fraction form
    7,541.10/11,312.19 = 2,275.70/x
  3. Step 3: Cross multiply
    7,541.10x = 11,312.19 × 2,275.70
  4. Step 4: Simplify right side
    7,541.10x = 25,743,094.22
  5. Step 5: Solve for x
    x = 25,743,094.22/7,541.10
  6. Step 6: Final answer
    x = 3,413.71

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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.