Home / 7,048.20-10,572.84-2,117.48

Finding the Fourth Proportional to 7,048.20, 10,572.84 and 2,117.48

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Solution

The fourth proportional to 7,048.20, 10,572.84 and 2,117.48 is: 3,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.20 : 10,572.84 = 2,117.48 : x
  2. Step 2: Convert to fraction form
    7,048.20/10,572.84 = 2,117.48/x
  3. Step 3: Cross multiply
    7,048.20x = 10,572.84 × 2,117.48
  4. Step 4: Simplify right side
    7,048.20x = 22,387,777.24
  5. Step 5: Solve for x
    x = 22,387,777.24/7,048.20
  6. Step 6: Final answer
    x = 3,176.38

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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.