Home / 2,376.95-3,280.20-1,329.01

Finding the Fourth Proportional to 2,376.95, 3,280.20 and 1,329.01

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Solution

The fourth proportional to 2,376.95, 3,280.20 and 1,329.01 is: 1,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.95 : 3,280.20 = 1,329.01 : x
  2. Step 2: Convert to fraction form
    2,376.95/3,280.20 = 1,329.01/x
  3. Step 3: Cross multiply
    2,376.95x = 3,280.20 × 1,329.01
  4. Step 4: Simplify right side
    2,376.95x = 4,359,405.42
  5. Step 5: Solve for x
    x = 4,359,405.42/2,376.95
  6. Step 6: Final answer
    x = 1,834.04

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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.