Home / 7,486.56-11,233.08-4,019.76

Finding the Fourth Proportional to 7,486.56, 11,233.08 and 4,019.76

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Solution

The fourth proportional to 7,486.56, 11,233.08 and 4,019.76 is: 6,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.56 : 11,233.08 = 4,019.76 : x
  2. Step 2: Convert to fraction form
    7,486.56/11,233.08 = 4,019.76/x
  3. Step 3: Cross multiply
    7,486.56x = 11,233.08 × 4,019.76
  4. Step 4: Simplify right side
    7,486.56x = 45,154,209.40
  5. Step 5: Solve for x
    x = 45,154,209.40/7,486.56
  6. Step 6: Final answer
    x = 6,031.37

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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.