Home / 9,695.16-13,379.76-5,716.44

Finding the Fourth Proportional to 9,695.16, 13,379.76 and 5,716.44

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Solution

The fourth proportional to 9,695.16, 13,379.76 and 5,716.44 is: 7,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,695.16 : 13,379.76 = 5,716.44 : x
  2. Step 2: Convert to fraction form
    9,695.16/13,379.76 = 5,716.44/x
  3. Step 3: Cross multiply
    9,695.16x = 13,379.76 × 5,716.44
  4. Step 4: Simplify right side
    9,695.16x = 76,484,595.25
  5. Step 5: Solve for x
    x = 76,484,595.25/9,695.16
  6. Step 6: Final answer
    x = 7,888.95

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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.