Home / 7,417.56-11,125.33-2,081.13

Finding the Fourth Proportional to 7,417.56, 11,125.33 and 2,081.13

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Solution

The fourth proportional to 7,417.56, 11,125.33 and 2,081.13 is: 3,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.56 : 11,125.33 = 2,081.13 : x
  2. Step 2: Convert to fraction form
    7,417.56/11,125.33 = 2,081.13/x
  3. Step 3: Cross multiply
    7,417.56x = 11,125.33 × 2,081.13
  4. Step 4: Simplify right side
    7,417.56x = 23,153,258.02
  5. Step 5: Solve for x
    x = 23,153,258.02/7,417.56
  6. Step 6: Final answer
    x = 3,121.41

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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.