Home / 2,655.12-3,663.90-1,476.17

Finding the Fourth Proportional to 2,655.12, 3,663.90 and 1,476.17

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Solution

The fourth proportional to 2,655.12, 3,663.90 and 1,476.17 is: 2,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.12 : 3,663.90 = 1,476.17 : x
  2. Step 2: Convert to fraction form
    2,655.12/3,663.90 = 1,476.17/x
  3. Step 3: Cross multiply
    2,655.12x = 3,663.90 × 1,476.17
  4. Step 4: Simplify right side
    2,655.12x = 5,408,539.26
  5. Step 5: Solve for x
    x = 5,408,539.26/2,655.12
  6. Step 6: Final answer
    x = 2,037.02

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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.