Home / 2,551.08-3,826.44-702.30

Finding the Fourth Proportional to 2,551.08, 3,826.44 and 702.30

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Solution

The fourth proportional to 2,551.08, 3,826.44 and 702.30 is: 1,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.08 : 3,826.44 = 702.30 : x
  2. Step 2: Convert to fraction form
    2,551.08/3,826.44 = 702.30/x
  3. Step 3: Cross multiply
    2,551.08x = 3,826.44 × 702.30
  4. Step 4: Simplify right side
    2,551.08x = 2,687,308.81
  5. Step 5: Solve for x
    x = 2,687,308.81/2,551.08
  6. Step 6: Final answer
    x = 1,053.40

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1.5x scale

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.