Home / 6,434.74-9,646.80-2,736.48

Finding the Fourth Proportional to 6,434.74, 9,646.80 and 2,736.48

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Solution

The fourth proportional to 6,434.74, 9,646.80 and 2,736.48 is: 4,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.74 : 9,646.80 = 2,736.48 : x
  2. Step 2: Convert to fraction form
    6,434.74/9,646.80 = 2,736.48/x
  3. Step 3: Cross multiply
    6,434.74x = 9,646.80 × 2,736.48
  4. Step 4: Simplify right side
    6,434.74x = 26,398,301.18
  5. Step 5: Solve for x
    x = 26,398,301.18/6,434.74
  6. Step 6: Final answer
    x = 4,102.47

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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.