Home / 7,119.03-10,679.54-2,437.79

Finding the Fourth Proportional to 7,119.03, 10,679.54 and 2,437.79

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Solution

The fourth proportional to 7,119.03, 10,679.54 and 2,437.79 is: 3,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.03 : 10,679.54 = 2,437.79 : x
  2. Step 2: Convert to fraction form
    7,119.03/10,679.54 = 2,437.79/x
  3. Step 3: Cross multiply
    7,119.03x = 10,679.54 × 2,437.79
  4. Step 4: Simplify right side
    7,119.03x = 26,034,410.23
  5. Step 5: Solve for x
    x = 26,034,410.23/7,119.03
  6. Step 6: Final answer
    x = 3,657.02

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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.