Home / 6,424.90-9,637.38-2,726.20

Finding the Fourth Proportional to 6,424.90, 9,637.38 and 2,726.20

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Solution

The fourth proportional to 6,424.90, 9,637.38 and 2,726.20 is: 4,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.90 : 9,637.38 = 2,726.20 : x
  2. Step 2: Convert to fraction form
    6,424.90/9,637.38 = 2,726.20/x
  3. Step 3: Cross multiply
    6,424.90x = 9,637.38 × 2,726.20
  4. Step 4: Simplify right side
    6,424.90x = 26,273,425.36
  5. Step 5: Solve for x
    x = 26,273,425.36/6,424.90
  6. Step 6: Final answer
    x = 4,089.31

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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.