Home / 2,088.56-3,133.20-1,114.40

Finding the Fourth Proportional to 2,088.56, 3,133.20 and 1,114.40

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Solution

The fourth proportional to 2,088.56, 3,133.20 and 1,114.40 is: 1,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.56 : 3,133.20 = 1,114.40 : x
  2. Step 2: Convert to fraction form
    2,088.56/3,133.20 = 1,114.40/x
  3. Step 3: Cross multiply
    2,088.56x = 3,133.20 × 1,114.40
  4. Step 4: Simplify right side
    2,088.56x = 3,491,638.08
  5. Step 5: Solve for x
    x = 3,491,638.08/2,088.56
  6. Step 6: Final answer
    x = 1,671.79

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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.