Home / 10,909.04-15,053.72-6,193.36

Finding the Fourth Proportional to 10,909.04, 15,053.72 and 6,193.36

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Solution

The fourth proportional to 10,909.04, 15,053.72 and 6,193.36 is: 8,546.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909.04 : 15,053.72 = 6,193.36 : x
  2. Step 2: Convert to fraction form
    10,909.04/15,053.72 = 6,193.36/x
  3. Step 3: Cross multiply
    10,909.04x = 15,053.72 × 6,193.36
  4. Step 4: Simplify right side
    10,909.04x = 93,233,107.30
  5. Step 5: Solve for x
    x = 93,233,107.30/10,909.04
  6. Step 6: Final answer
    x = 8,546.41

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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.