Home / 3,655.04-5,040.27-2,760.98

Finding the Fourth Proportional to 3,655.04, 5,040.27 and 2,760.98

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Solution

The fourth proportional to 3,655.04, 5,040.27 and 2,760.98 is: 3,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.04 : 5,040.27 = 2,760.98 : x
  2. Step 2: Convert to fraction form
    3,655.04/5,040.27 = 2,760.98/x
  3. Step 3: Cross multiply
    3,655.04x = 5,040.27 × 2,760.98
  4. Step 4: Simplify right side
    3,655.04x = 13,916,059.46
  5. Step 5: Solve for x
    x = 13,916,059.46/3,655.04
  6. Step 6: Final answer
    x = 3,807.37

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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.