Home / 9,679.06-13,357.87-5,700.95

Finding the Fourth Proportional to 9,679.06, 13,357.87 and 5,700.95

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Solution

The fourth proportional to 9,679.06, 13,357.87 and 5,700.95 is: 7,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.06 : 13,357.87 = 5,700.95 : x
  2. Step 2: Convert to fraction form
    9,679.06/13,357.87 = 5,700.95/x
  3. Step 3: Cross multiply
    9,679.06x = 13,357.87 × 5,700.95
  4. Step 4: Simplify right side
    9,679.06x = 76,152,548.98
  5. Step 5: Solve for x
    x = 76,152,548.98/9,679.06
  6. Step 6: Final answer
    x = 7,867.76

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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.