Home / 2,531.35-3,492.44-1,412.08

Finding the Fourth Proportional to 2,531.35, 3,492.44 and 1,412.08

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Solution

The fourth proportional to 2,531.35, 3,492.44 and 1,412.08 is: 1,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.35 : 3,492.44 = 1,412.08 : x
  2. Step 2: Convert to fraction form
    2,531.35/3,492.44 = 1,412.08/x
  3. Step 3: Cross multiply
    2,531.35x = 3,492.44 × 1,412.08
  4. Step 4: Simplify right side
    2,531.35x = 4,931,597.61
  5. Step 5: Solve for x
    x = 4,931,597.61/2,531.35
  6. Step 6: Final answer
    x = 1,948.21

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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.