Home / 2,887.35-4,330.94-1,132.29

Finding the Fourth Proportional to 2,887.35, 4,330.94 and 1,132.29

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Solution

The fourth proportional to 2,887.35, 4,330.94 and 1,132.29 is: 1,698.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.35 : 4,330.94 = 1,132.29 : x
  2. Step 2: Convert to fraction form
    2,887.35/4,330.94 = 1,132.29/x
  3. Step 3: Cross multiply
    2,887.35x = 4,330.94 × 1,132.29
  4. Step 4: Simplify right side
    2,887.35x = 4,903,862.63
  5. Step 5: Solve for x
    x = 4,903,862.63/2,887.35
  6. Step 6: Final answer
    x = 1,698.39

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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.