Home / 10,909.02-15,054.66-6,193.29

Finding the Fourth Proportional to 10,909.02, 15,054.66 and 6,193.29

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Solution

The fourth proportional to 10,909.02, 15,054.66 and 6,193.29 is: 8,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909.02 : 15,054.66 = 6,193.29 : x
  2. Step 2: Convert to fraction form
    10,909.02/15,054.66 = 6,193.29/x
  3. Step 3: Cross multiply
    10,909.02x = 15,054.66 × 6,193.29
  4. Step 4: Simplify right side
    10,909.02x = 93,237,875.23
  5. Step 5: Solve for x
    x = 93,237,875.23/10,909.02
  6. Step 6: Final answer
    x = 8,546.86

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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.