Home / 2,116.15-2,903.65-2,079.25

Finding the Fourth Proportional to 2,116.15, 2,903.65 and 2,079.25

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Solution

The fourth proportional to 2,116.15, 2,903.65 and 2,079.25 is: 2,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116.15 : 2,903.65 = 2,079.25 : x
  2. Step 2: Convert to fraction form
    2,116.15/2,903.65 = 2,079.25/x
  3. Step 3: Cross multiply
    2,116.15x = 2,903.65 × 2,079.25
  4. Step 4: Simplify right side
    2,116.15x = 6,037,414.26
  5. Step 5: Solve for x
    x = 6,037,414.26/2,116.15
  6. Step 6: Final answer
    x = 2,853.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.