Home / 4,005.60-5,526-2,513.28

Finding the Fourth Proportional to 4,005.60, 5,526 and 2,513.28

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Solution

The fourth proportional to 4,005.60, 5,526 and 2,513.28 is: 3,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.60 : 5,526 = 2,513.28 : x
  2. Step 2: Convert to fraction form
    4,005.60/5,526 = 2,513.28/x
  3. Step 3: Cross multiply
    4,005.60x = 5,526 × 2,513.28
  4. Step 4: Simplify right side
    4,005.60x = 13,888,385.28
  5. Step 5: Solve for x
    x = 13,888,385.28/4,005.60
  6. Step 6: Final answer
    x = 3,467.24

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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.