Home / 5,451.91-7,523.53-3,061.90

Finding the Fourth Proportional to 5,451.91, 7,523.53 and 3,061.90

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Solution

The fourth proportional to 5,451.91, 7,523.53 and 3,061.90 is: 4,225.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.91 : 7,523.53 = 3,061.90 : x
  2. Step 2: Convert to fraction form
    5,451.91/7,523.53 = 3,061.90/x
  3. Step 3: Cross multiply
    5,451.91x = 7,523.53 × 3,061.90
  4. Step 4: Simplify right side
    5,451.91x = 23,036,296.51
  5. Step 5: Solve for x
    x = 23,036,296.51/5,451.91
  6. Step 6: Final answer
    x = 4,225.36

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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.