Home / 7,049.08-10,572.09-2,117.74

Finding the Fourth Proportional to 7,049.08, 10,572.09 and 2,117.74

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Solution

The fourth proportional to 7,049.08, 10,572.09 and 2,117.74 is: 3,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.08 : 10,572.09 = 2,117.74 : x
  2. Step 2: Convert to fraction form
    7,049.08/10,572.09 = 2,117.74/x
  3. Step 3: Cross multiply
    7,049.08x = 10,572.09 × 2,117.74
  4. Step 4: Simplify right side
    7,049.08x = 22,388,937.88
  5. Step 5: Solve for x
    x = 22,388,937.88/7,049.08
  6. Step 6: Final answer
    x = 3,176.15

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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.