Home / 11,322.18-15,624.70-6,848.90

Finding the Fourth Proportional to 11,322.18, 15,624.70 and 6,848.90

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Solution

The fourth proportional to 11,322.18, 15,624.70 and 6,848.90 is: 9,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.18 : 15,624.70 = 6,848.90 : x
  2. Step 2: Convert to fraction form
    11,322.18/15,624.70 = 6,848.90/x
  3. Step 3: Cross multiply
    11,322.18x = 15,624.70 × 6,848.90
  4. Step 4: Simplify right side
    11,322.18x = 107,012,007.83
  5. Step 5: Solve for x
    x = 107,012,007.83/11,322.18
  6. Step 6: Final answer
    x = 9,451.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.