Home / 3,435.26-5,152.14-1,242.77

Finding the Fourth Proportional to 3,435.26, 5,152.14 and 1,242.77

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Solution

The fourth proportional to 3,435.26, 5,152.14 and 1,242.77 is: 1,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.26 : 5,152.14 = 1,242.77 : x
  2. Step 2: Convert to fraction form
    3,435.26/5,152.14 = 1,242.77/x
  3. Step 3: Cross multiply
    3,435.26x = 5,152.14 × 1,242.77
  4. Step 4: Simplify right side
    3,435.26x = 6,402,925.03
  5. Step 5: Solve for x
    x = 6,402,925.03/3,435.26
  6. Step 6: Final answer
    x = 1,863.88

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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.