Home / 10,355.25-14,291.34-6,376.29

Finding the Fourth Proportional to 10,355.25, 14,291.34 and 6,376.29

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Solution

The fourth proportional to 10,355.25, 14,291.34 and 6,376.29 is: 8,799.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.25 : 14,291.34 = 6,376.29 : x
  2. Step 2: Convert to fraction form
    10,355.25/14,291.34 = 6,376.29/x
  3. Step 3: Cross multiply
    10,355.25x = 14,291.34 × 6,376.29
  4. Step 4: Simplify right side
    10,355.25x = 91,125,728.33
  5. Step 5: Solve for x
    x = 91,125,728.33/10,355.25
  6. Step 6: Final answer
    x = 8,799.95

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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.