Home / 2,655.77-3,663.29-1,709.98

Finding the Fourth Proportional to 2,655.77, 3,663.29 and 1,709.98

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Solution

The fourth proportional to 2,655.77, 3,663.29 and 1,709.98 is: 2,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.77 : 3,663.29 = 1,709.98 : x
  2. Step 2: Convert to fraction form
    2,655.77/3,663.29 = 1,709.98/x
  3. Step 3: Cross multiply
    2,655.77x = 3,663.29 × 1,709.98
  4. Step 4: Simplify right side
    2,655.77x = 6,264,147.75
  5. Step 5: Solve for x
    x = 6,264,147.75/2,655.77
  6. Step 6: Final answer
    x = 2,358.70

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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.