Home / 2,606.66-3,597.28-1,487.78

Finding the Fourth Proportional to 2,606.66, 3,597.28 and 1,487.78

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Solution

The fourth proportional to 2,606.66, 3,597.28 and 1,487.78 is: 2,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.66 : 3,597.28 = 1,487.78 : x
  2. Step 2: Convert to fraction form
    2,606.66/3,597.28 = 1,487.78/x
  3. Step 3: Cross multiply
    2,606.66x = 3,597.28 × 1,487.78
  4. Step 4: Simplify right side
    2,606.66x = 5,351,961.24
  5. Step 5: Solve for x
    x = 5,351,961.24/2,606.66
  6. Step 6: Final answer
    x = 2,053.19

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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.