Home / 2,489.03-3,433.71-1,492.58

Finding the Fourth Proportional to 2,489.03, 3,433.71 and 1,492.58

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Solution

The fourth proportional to 2,489.03, 3,433.71 and 1,492.58 is: 2,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.03 : 3,433.71 = 1,492.58 : x
  2. Step 2: Convert to fraction form
    2,489.03/3,433.71 = 1,492.58/x
  3. Step 3: Cross multiply
    2,489.03x = 3,433.71 × 1,492.58
  4. Step 4: Simplify right side
    2,489.03x = 5,125,095.46
  5. Step 5: Solve for x
    x = 5,125,095.46/2,489.03
  6. Step 6: Final answer
    x = 2,059.07

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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.