Home / 3,293.10-4,543.98-2,114.28

Finding the Fourth Proportional to 3,293.10, 4,543.98 and 2,114.28

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Solution

The fourth proportional to 3,293.10, 4,543.98 and 2,114.28 is: 2,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.10 : 4,543.98 = 2,114.28 : x
  2. Step 2: Convert to fraction form
    3,293.10/4,543.98 = 2,114.28/x
  3. Step 3: Cross multiply
    3,293.10x = 4,543.98 × 2,114.28
  4. Step 4: Simplify right side
    3,293.10x = 9,607,246.03
  5. Step 5: Solve for x
    x = 9,607,246.03/3,293.10
  6. Step 6: Final answer
    x = 2,917.39

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1.5x scale

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.