Home / 2,424.14-3,636.66-1,385.32

Finding the Fourth Proportional to 2,424.14, 3,636.66 and 1,385.32

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Solution

The fourth proportional to 2,424.14, 3,636.66 and 1,385.32 is: 2,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.14 : 3,636.66 = 1,385.32 : x
  2. Step 2: Convert to fraction form
    2,424.14/3,636.66 = 1,385.32/x
  3. Step 3: Cross multiply
    2,424.14x = 3,636.66 × 1,385.32
  4. Step 4: Simplify right side
    2,424.14x = 5,037,937.83
  5. Step 5: Solve for x
    x = 5,037,937.83/2,424.14
  6. Step 6: Final answer
    x = 2,078.24

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1.5x scale

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.