Home / 11,437.12-17,143.93-6,496.21

Finding the Fourth Proportional to 11,437.12, 17,143.93 and 6,496.21

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Solution

The fourth proportional to 11,437.12, 17,143.93 and 6,496.21 is: 9,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437.12 : 17,143.93 = 6,496.21 : x
  2. Step 2: Convert to fraction form
    11,437.12/17,143.93 = 6,496.21/x
  3. Step 3: Cross multiply
    11,437.12x = 17,143.93 × 6,496.21
  4. Step 4: Simplify right side
    11,437.12x = 111,370,451.30
  5. Step 5: Solve for x
    x = 111,370,451.30/11,437.12
  6. Step 6: Final answer
    x = 9,737.63

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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.