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Finding the Fourth Proportional to 2,893.44, 4,340.10 and 702.18

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Solution

The fourth proportional to 2,893.44, 4,340.10 and 702.18 is: 1,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.44 : 4,340.10 = 702.18 : x
  2. Step 2: Convert to fraction form
    2,893.44/4,340.10 = 702.18/x
  3. Step 3: Cross multiply
    2,893.44x = 4,340.10 × 702.18
  4. Step 4: Simplify right side
    2,893.44x = 3,047,531.42
  5. Step 5: Solve for x
    x = 3,047,531.42/2,893.44
  6. Step 6: Final answer
    x = 1,053.26

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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.