Home / 10,907.55-15,051.89-6,191.73

Finding the Fourth Proportional to 10,907.55, 15,051.89 and 6,191.73

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Solution

The fourth proportional to 10,907.55, 15,051.89 and 6,191.73 is: 8,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.55 : 15,051.89 = 6,191.73 : x
  2. Step 2: Convert to fraction form
    10,907.55/15,051.89 = 6,191.73/x
  3. Step 3: Cross multiply
    10,907.55x = 15,051.89 × 6,191.73
  4. Step 4: Simplify right side
    10,907.55x = 93,197,254.35
  5. Step 5: Solve for x
    x = 93,197,254.35/10,907.55
  6. Step 6: Final answer
    x = 8,544.29

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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.