Home / 2,350.40-3,243.20-1,302.32

Finding the Fourth Proportional to 2,350.40, 3,243.20 and 1,302.32

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Solution

The fourth proportional to 2,350.40, 3,243.20 and 1,302.32 is: 1,797.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.40 : 3,243.20 = 1,302.32 : x
  2. Step 2: Convert to fraction form
    2,350.40/3,243.20 = 1,302.32/x
  3. Step 3: Cross multiply
    2,350.40x = 3,243.20 × 1,302.32
  4. Step 4: Simplify right side
    2,350.40x = 4,223,684.22
  5. Step 5: Solve for x
    x = 4,223,684.22/2,350.40
  6. Step 6: Final answer
    x = 1,797.01

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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.