Home / 7,518.06-11,278.92-5,301.22

Finding the Fourth Proportional to 7,518.06, 11,278.92 and 5,301.22

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Solution

The fourth proportional to 7,518.06, 11,278.92 and 5,301.22 is: 7,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.06 : 11,278.92 = 5,301.22 : x
  2. Step 2: Convert to fraction form
    7,518.06/11,278.92 = 5,301.22/x
  3. Step 3: Cross multiply
    7,518.06x = 11,278.92 × 5,301.22
  4. Step 4: Simplify right side
    7,518.06x = 59,792,036.28
  5. Step 5: Solve for x
    x = 59,792,036.28/7,518.06
  6. Step 6: Final answer
    x = 7,953.12

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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.