Home / 11,719.04-17,580.90-4,323.53

Finding the Fourth Proportional to 11,719.04, 17,580.90 and 4,323.53

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Solution

The fourth proportional to 11,719.04, 17,580.90 and 4,323.53 is: 6,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.04 : 17,580.90 = 4,323.53 : x
  2. Step 2: Convert to fraction form
    11,719.04/17,580.90 = 4,323.53/x
  3. Step 3: Cross multiply
    11,719.04x = 17,580.90 × 4,323.53
  4. Step 4: Simplify right side
    11,719.04x = 76,011,460.67
  5. Step 5: Solve for x
    x = 76,011,460.67/11,719.04
  6. Step 6: Final answer
    x = 6,486.15

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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.