Home / 4,239.32-6,357.42-1,465.28

Finding the Fourth Proportional to 4,239.32, 6,357.42 and 1,465.28

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Solution

The fourth proportional to 4,239.32, 6,357.42 and 1,465.28 is: 2,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.32 : 6,357.42 = 1,465.28 : x
  2. Step 2: Convert to fraction form
    4,239.32/6,357.42 = 1,465.28/x
  3. Step 3: Cross multiply
    4,239.32x = 6,357.42 × 1,465.28
  4. Step 4: Simplify right side
    4,239.32x = 9,315,400.38
  5. Step 5: Solve for x
    x = 9,315,400.38/4,239.32
  6. Step 6: Final answer
    x = 2,197.38

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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.