Home / 1,962.75-2,708.28-1,166.10

Finding the Fourth Proportional to 1,962.75, 2,708.28 and 1,166.10

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Solution

The fourth proportional to 1,962.75, 2,708.28 and 1,166.10 is: 1,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.75 : 2,708.28 = 1,166.10 : x
  2. Step 2: Convert to fraction form
    1,962.75/2,708.28 = 1,166.10/x
  3. Step 3: Cross multiply
    1,962.75x = 2,708.28 × 1,166.10
  4. Step 4: Simplify right side
    1,962.75x = 3,158,125.31
  5. Step 5: Solve for x
    x = 3,158,125.31/1,962.75
  6. Step 6: Final answer
    x = 1,609.03

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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.