Home / 5,151.52-7,108.23-3,026.62

Finding the Fourth Proportional to 5,151.52, 7,108.23 and 3,026.62

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Solution

The fourth proportional to 5,151.52, 7,108.23 and 3,026.62 is: 4,176.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.52 : 7,108.23 = 3,026.62 : x
  2. Step 2: Convert to fraction form
    5,151.52/7,108.23 = 3,026.62/x
  3. Step 3: Cross multiply
    5,151.52x = 7,108.23 × 3,026.62
  4. Step 4: Simplify right side
    5,151.52x = 21,513,911.08
  5. Step 5: Solve for x
    x = 21,513,911.08/5,151.52
  6. Step 6: Final answer
    x = 4,176.23

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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.