Home / 2,167.04-3,244.80-1,702.40

Finding the Fourth Proportional to 2,167.04, 3,244.80 and 1,702.40

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Solution

The fourth proportional to 2,167.04, 3,244.80 and 1,702.40 is: 2,549.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.04 : 3,244.80 = 1,702.40 : x
  2. Step 2: Convert to fraction form
    2,167.04/3,244.80 = 1,702.40/x
  3. Step 3: Cross multiply
    2,167.04x = 3,244.80 × 1,702.40
  4. Step 4: Simplify right side
    2,167.04x = 5,523,947.52
  5. Step 5: Solve for x
    x = 5,523,947.52/2,167.04
  6. Step 6: Final answer
    x = 2,549.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.