Home / 11,690.40-17,535.84-6,756.48

Finding the Fourth Proportional to 11,690.40, 17,535.84 and 6,756.48

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Solution

The fourth proportional to 11,690.40, 17,535.84 and 6,756.48 is: 10,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.40 : 17,535.84 = 6,756.48 : x
  2. Step 2: Convert to fraction form
    11,690.40/17,535.84 = 6,756.48/x
  3. Step 3: Cross multiply
    11,690.40x = 17,535.84 × 6,756.48
  4. Step 4: Simplify right side
    11,690.40x = 118,480,552.24
  5. Step 5: Solve for x
    x = 118,480,552.24/11,690.40
  6. Step 6: Final answer
    x = 10,134.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.