Home / 2,287.68-3,430.20-2,014.32

Finding the Fourth Proportional to 2,287.68, 3,430.20 and 2,014.32

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Solution

The fourth proportional to 2,287.68, 3,430.20 and 2,014.32 is: 3,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.68 : 3,430.20 = 2,014.32 : x
  2. Step 2: Convert to fraction form
    2,287.68/3,430.20 = 2,014.32/x
  3. Step 3: Cross multiply
    2,287.68x = 3,430.20 × 2,014.32
  4. Step 4: Simplify right side
    2,287.68x = 6,909,520.46
  5. Step 5: Solve for x
    x = 6,909,520.46/2,287.68
  6. Step 6: Final answer
    x = 3,020.32

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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.