Home / 11,230.56-16,848.51-3,439.32

Finding the Fourth Proportional to 11,230.56, 16,848.51 and 3,439.32

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Solution

The fourth proportional to 11,230.56, 16,848.51 and 3,439.32 is: 5,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.56 : 16,848.51 = 3,439.32 : x
  2. Step 2: Convert to fraction form
    11,230.56/16,848.51 = 3,439.32/x
  3. Step 3: Cross multiply
    11,230.56x = 16,848.51 × 3,439.32
  4. Step 4: Simplify right side
    11,230.56x = 57,947,417.41
  5. Step 5: Solve for x
    x = 57,947,417.41/11,230.56
  6. Step 6: Final answer
    x = 5,159.80

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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.