Home / 6,426.33-8,869.80-4,184.28

Finding the Fourth Proportional to 6,426.33, 8,869.80 and 4,184.28

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Solution

The fourth proportional to 6,426.33, 8,869.80 and 4,184.28 is: 5,775.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.33 : 8,869.80 = 4,184.28 : x
  2. Step 2: Convert to fraction form
    6,426.33/8,869.80 = 4,184.28/x
  3. Step 3: Cross multiply
    6,426.33x = 8,869.80 × 4,184.28
  4. Step 4: Simplify right side
    6,426.33x = 37,113,726.74
  5. Step 5: Solve for x
    x = 37,113,726.74/6,426.33
  6. Step 6: Final answer
    x = 5,775.26

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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.