Home / 7,541.25-11,302.16-5,577.81

Finding the Fourth Proportional to 7,541.25, 11,302.16 and 5,577.81

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Solution

The fourth proportional to 7,541.25, 11,302.16 and 5,577.81 is: 8,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.25 : 11,302.16 = 5,577.81 : x
  2. Step 2: Convert to fraction form
    7,541.25/11,302.16 = 5,577.81/x
  3. Step 3: Cross multiply
    7,541.25x = 11,302.16 × 5,577.81
  4. Step 4: Simplify right side
    7,541.25x = 63,041,273.18
  5. Step 5: Solve for x
    x = 63,041,273.18/7,541.25
  6. Step 6: Final answer
    x = 8,359.53

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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.