Home / 5,410.06-7,470.93-3,981.22

Finding the Fourth Proportional to 5,410.06, 7,470.93 and 3,981.22

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Solution

The fourth proportional to 5,410.06, 7,470.93 and 3,981.22 is: 5,497.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.06 : 7,470.93 = 3,981.22 : x
  2. Step 2: Convert to fraction form
    5,410.06/7,470.93 = 3,981.22/x
  3. Step 3: Cross multiply
    5,410.06x = 7,470.93 × 3,981.22
  4. Step 4: Simplify right side
    5,410.06x = 29,743,412.19
  5. Step 5: Solve for x
    x = 29,743,412.19/5,410.06
  6. Step 6: Final answer
    x = 5,497.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.