Home / 11,319.42-16,963.75-4,295.66

Finding the Fourth Proportional to 11,319.42, 16,963.75 and 4,295.66

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Solution

The fourth proportional to 11,319.42, 16,963.75 and 4,295.66 is: 6,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,319.42 : 16,963.75 = 4,295.66 : x
  2. Step 2: Convert to fraction form
    11,319.42/16,963.75 = 4,295.66/x
  3. Step 3: Cross multiply
    11,319.42x = 16,963.75 × 4,295.66
  4. Step 4: Simplify right side
    11,319.42x = 72,870,396.03
  5. Step 5: Solve for x
    x = 72,870,396.03/11,319.42
  6. Step 6: Final answer
    x = 6,437.65

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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.