Home / 2,331.77-3,219.35-1,492.81

Finding the Fourth Proportional to 2,331.77, 3,219.35 and 1,492.81

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Solution

The fourth proportional to 2,331.77, 3,219.35 and 1,492.81 is: 2,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.77 : 3,219.35 = 1,492.81 : x
  2. Step 2: Convert to fraction form
    2,331.77/3,219.35 = 1,492.81/x
  3. Step 3: Cross multiply
    2,331.77x = 3,219.35 × 1,492.81
  4. Step 4: Simplify right side
    2,331.77x = 4,805,862.36
  5. Step 5: Solve for x
    x = 4,805,862.36/2,331.77
  6. Step 6: Final answer
    x = 2,061.04

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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.