Home / 7,167.27-10,718.91-5,389.68

Finding the Fourth Proportional to 7,167.27, 10,718.91 and 5,389.68

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Solution

The fourth proportional to 7,167.27, 10,718.91 and 5,389.68 is: 8,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.27 : 10,718.91 = 5,389.68 : x
  2. Step 2: Convert to fraction form
    7,167.27/10,718.91 = 5,389.68/x
  3. Step 3: Cross multiply
    7,167.27x = 10,718.91 × 5,389.68
  4. Step 4: Simplify right side
    7,167.27x = 57,771,494.85
  5. Step 5: Solve for x
    x = 57,771,494.85/7,167.27
  6. Step 6: Final answer
    x = 8,060.46

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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.