Home / 2,531.04-3,492.18-1,646.70

Finding the Fourth Proportional to 2,531.04, 3,492.18 and 1,646.70

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Solution

The fourth proportional to 2,531.04, 3,492.18 and 1,646.70 is: 2,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.04 : 3,492.18 = 1,646.70 : x
  2. Step 2: Convert to fraction form
    2,531.04/3,492.18 = 1,646.70/x
  3. Step 3: Cross multiply
    2,531.04x = 3,492.18 × 1,646.70
  4. Step 4: Simplify right side
    2,531.04x = 5,750,572.81
  5. Step 5: Solve for x
    x = 5,750,572.81/2,531.04
  6. Step 6: Final answer
    x = 2,272.02

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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.