Home / 4,007.92-5,530.38-2,435.74

Finding the Fourth Proportional to 4,007.92, 5,530.38 and 2,435.74

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Solution

The fourth proportional to 4,007.92, 5,530.38 and 2,435.74 is: 3,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.92 : 5,530.38 = 2,435.74 : x
  2. Step 2: Convert to fraction form
    4,007.92/5,530.38 = 2,435.74/x
  3. Step 3: Cross multiply
    4,007.92x = 5,530.38 × 2,435.74
  4. Step 4: Simplify right side
    4,007.92x = 13,470,567.78
  5. Step 5: Solve for x
    x = 13,470,567.78/4,007.92
  6. Step 6: Final answer
    x = 3,360.99

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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.