Home / 2,531.72-3,492.41-2,407.34

Finding the Fourth Proportional to 2,531.72, 3,492.41 and 2,407.34

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Solution

The fourth proportional to 2,531.72, 3,492.41 and 2,407.34 is: 3,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.72 : 3,492.41 = 2,407.34 : x
  2. Step 2: Convert to fraction form
    2,531.72/3,492.41 = 2,407.34/x
  3. Step 3: Cross multiply
    2,531.72x = 3,492.41 × 2,407.34
  4. Step 4: Simplify right side
    2,531.72x = 8,407,388.79
  5. Step 5: Solve for x
    x = 8,407,388.79/2,531.72
  6. Step 6: Final answer
    x = 3,320.83

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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.