Home / 2,368.55-3,268.21-1,424.11

Finding the Fourth Proportional to 2,368.55, 3,268.21 and 1,424.11

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Solution

The fourth proportional to 2,368.55, 3,268.21 and 1,424.11 is: 1,965.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.55 : 3,268.21 = 1,424.11 : x
  2. Step 2: Convert to fraction form
    2,368.55/3,268.21 = 1,424.11/x
  3. Step 3: Cross multiply
    2,368.55x = 3,268.21 × 1,424.11
  4. Step 4: Simplify right side
    2,368.55x = 4,654,294.21
  5. Step 5: Solve for x
    x = 4,654,294.21/2,368.55
  6. Step 6: Final answer
    x = 1,965.04

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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.