Home / 4,007.16-5,529.58-2,515

Finding the Fourth Proportional to 4,007.16, 5,529.58 and 2,515

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Solution

The fourth proportional to 4,007.16, 5,529.58 and 2,515 is: 3,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.16 : 5,529.58 = 2,515 : x
  2. Step 2: Convert to fraction form
    4,007.16/5,529.58 = 2,515/x
  3. Step 3: Cross multiply
    4,007.16x = 5,529.58 × 2,515
  4. Step 4: Simplify right side
    4,007.16x = 13,906,893.70
  5. Step 5: Solve for x
    x = 13,906,893.70/4,007.16
  6. Step 6: Final answer
    x = 3,470.51

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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.