Home / 2,101.03-2,899.44-1,169.53

Finding the Fourth Proportional to 2,101.03, 2,899.44 and 1,169.53

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Solution

The fourth proportional to 2,101.03, 2,899.44 and 1,169.53 is: 1,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.03 : 2,899.44 = 1,169.53 : x
  2. Step 2: Convert to fraction form
    2,101.03/2,899.44 = 1,169.53/x
  3. Step 3: Cross multiply
    2,101.03x = 2,899.44 × 1,169.53
  4. Step 4: Simplify right side
    2,101.03x = 3,390,982.06
  5. Step 5: Solve for x
    x = 3,390,982.06/2,101.03
  6. Step 6: Final answer
    x = 1,613.96

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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.