Home / 10,946.85-16,412.07-5,679.82

Finding the Fourth Proportional to 10,946.85, 16,412.07 and 5,679.82

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Solution

The fourth proportional to 10,946.85, 16,412.07 and 5,679.82 is: 8,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.85 : 16,412.07 = 5,679.82 : x
  2. Step 2: Convert to fraction form
    10,946.85/16,412.07 = 5,679.82/x
  3. Step 3: Cross multiply
    10,946.85x = 16,412.07 × 5,679.82
  4. Step 4: Simplify right side
    10,946.85x = 93,217,613.29
  5. Step 5: Solve for x
    x = 93,217,613.29/10,946.85
  6. Step 6: Final answer
    x = 8,515.48

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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.