Home / 11,527.17-15,907.65-6,750.09

Finding the Fourth Proportional to 11,527.17, 15,907.65 and 6,750.09

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Solution

The fourth proportional to 11,527.17, 15,907.65 and 6,750.09 is: 9,315.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.17 : 15,907.65 = 6,750.09 : x
  2. Step 2: Convert to fraction form
    11,527.17/15,907.65 = 6,750.09/x
  3. Step 3: Cross multiply
    11,527.17x = 15,907.65 × 6,750.09
  4. Step 4: Simplify right side
    11,527.17x = 107,378,035.44
  5. Step 5: Solve for x
    x = 107,378,035.44/11,527.17
  6. Step 6: Final answer
    x = 9,315.21

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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.