Home / 10,148.22-15,224.76-3,574.53

Finding the Fourth Proportional to 10,148.22, 15,224.76 and 3,574.53

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Solution

The fourth proportional to 10,148.22, 15,224.76 and 3,574.53 is: 5,362.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.22 : 15,224.76 = 3,574.53 : x
  2. Step 2: Convert to fraction form
    10,148.22/15,224.76 = 3,574.53/x
  3. Step 3: Cross multiply
    10,148.22x = 15,224.76 × 3,574.53
  4. Step 4: Simplify right side
    10,148.22x = 54,421,361.36
  5. Step 5: Solve for x
    x = 54,421,361.36/10,148.22
  6. Step 6: Final answer
    x = 5,362.65

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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.