Home / 7,440.96-11,159.28-2,248.32

Finding the Fourth Proportional to 7,440.96, 11,159.28 and 2,248.32

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Solution

The fourth proportional to 7,440.96, 11,159.28 and 2,248.32 is: 3,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.96 : 11,159.28 = 2,248.32 : x
  2. Step 2: Convert to fraction form
    7,440.96/11,159.28 = 2,248.32/x
  3. Step 3: Cross multiply
    7,440.96x = 11,159.28 × 2,248.32
  4. Step 4: Simplify right side
    7,440.96x = 25,089,632.41
  5. Step 5: Solve for x
    x = 25,089,632.41/7,440.96
  6. Step 6: Final answer
    x = 3,371.83

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1.5x scale

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.