Home / 3,104.27-4,656.40-913.01

Finding the Fourth Proportional to 3,104.27, 4,656.40 and 913.01

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Solution

The fourth proportional to 3,104.27, 4,656.40 and 913.01 is: 1,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.27 : 4,656.40 = 913.01 : x
  2. Step 2: Convert to fraction form
    3,104.27/4,656.40 = 913.01/x
  3. Step 3: Cross multiply
    3,104.27x = 4,656.40 × 913.01
  4. Step 4: Simplify right side
    3,104.27x = 4,251,349.12
  5. Step 5: Solve for x
    x = 4,251,349.12/3,104.27
  6. Step 6: Final answer
    x = 1,369.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.