Home / 7,451.36-11,177.04-2,521

Finding the Fourth Proportional to 7,451.36, 11,177.04 and 2,521

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Solution

The fourth proportional to 7,451.36, 11,177.04 and 2,521 is: 3,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.36 : 11,177.04 = 2,521 : x
  2. Step 2: Convert to fraction form
    7,451.36/11,177.04 = 2,521/x
  3. Step 3: Cross multiply
    7,451.36x = 11,177.04 × 2,521
  4. Step 4: Simplify right side
    7,451.36x = 28,177,317.84
  5. Step 5: Solve for x
    x = 28,177,317.84/7,451.36
  6. Step 6: Final answer
    x = 3,781.50

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Double scale
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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.