Home / 2,342.40-3,509.44-1,244.32

Finding the Fourth Proportional to 2,342.40, 3,509.44 and 1,244.32

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Solution

The fourth proportional to 2,342.40, 3,509.44 and 1,244.32 is: 1,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.40 : 3,509.44 = 1,244.32 : x
  2. Step 2: Convert to fraction form
    2,342.40/3,509.44 = 1,244.32/x
  3. Step 3: Cross multiply
    2,342.40x = 3,509.44 × 1,244.32
  4. Step 4: Simplify right side
    2,342.40x = 4,366,866.38
  5. Step 5: Solve for x
    x = 4,366,866.38/2,342.40
  6. Step 6: Final answer
    x = 1,864.27

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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.