Home / 6,423.78-9,633.36-2,726.26

Finding the Fourth Proportional to 6,423.78, 9,633.36 and 2,726.26

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Solution

The fourth proportional to 6,423.78, 9,633.36 and 2,726.26 is: 4,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.78 : 9,633.36 = 2,726.26 : x
  2. Step 2: Convert to fraction form
    6,423.78/9,633.36 = 2,726.26/x
  3. Step 3: Cross multiply
    6,423.78x = 9,633.36 × 2,726.26
  4. Step 4: Simplify right side
    6,423.78x = 26,263,044.03
  5. Step 5: Solve for x
    x = 26,263,044.03/6,423.78
  6. Step 6: Final answer
    x = 4,088.41

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1.5x scale

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.