Home / 7,679.48-10,599.22-4,986.94

Finding the Fourth Proportional to 7,679.48, 10,599.22 and 4,986.94

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Solution

The fourth proportional to 7,679.48, 10,599.22 and 4,986.94 is: 6,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.48 : 10,599.22 = 4,986.94 : x
  2. Step 2: Convert to fraction form
    7,679.48/10,599.22 = 4,986.94/x
  3. Step 3: Cross multiply
    7,679.48x = 10,599.22 × 4,986.94
  4. Step 4: Simplify right side
    7,679.48x = 52,857,674.19
  5. Step 5: Solve for x
    x = 52,857,674.19/7,679.48
  6. Step 6: Final answer
    x = 6,882.98

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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.