Home / 10,308.74-15,465.36-3,734.24

Finding the Fourth Proportional to 10,308.74, 15,465.36 and 3,734.24

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Solution

The fourth proportional to 10,308.74, 15,465.36 and 3,734.24 is: 5,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.74 : 15,465.36 = 3,734.24 : x
  2. Step 2: Convert to fraction form
    10,308.74/15,465.36 = 3,734.24/x
  3. Step 3: Cross multiply
    10,308.74x = 15,465.36 × 3,734.24
  4. Step 4: Simplify right side
    10,308.74x = 57,751,365.93
  5. Step 5: Solve for x
    x = 57,751,365.93/10,308.74
  6. Step 6: Final answer
    x = 5,602.18

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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.