Home / 7,275.47-10,914.60-2,343.79

Finding the Fourth Proportional to 7,275.47, 10,914.60 and 2,343.79

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Solution

The fourth proportional to 7,275.47, 10,914.60 and 2,343.79 is: 3,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.47 : 10,914.60 = 2,343.79 : x
  2. Step 2: Convert to fraction form
    7,275.47/10,914.60 = 2,343.79/x
  3. Step 3: Cross multiply
    7,275.47x = 10,914.60 × 2,343.79
  4. Step 4: Simplify right side
    7,275.47x = 25,581,478.19
  5. Step 5: Solve for x
    x = 25,581,478.19/7,275.47
  6. Step 6: Final answer
    x = 3,516.13

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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.