Home / 4,769.54-7,151.87-2,170.26

Finding the Fourth Proportional to 4,769.54, 7,151.87 and 2,170.26

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Solution

The fourth proportional to 4,769.54, 7,151.87 and 2,170.26 is: 3,254.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.54 : 7,151.87 = 2,170.26 : x
  2. Step 2: Convert to fraction form
    4,769.54/7,151.87 = 2,170.26/x
  3. Step 3: Cross multiply
    4,769.54x = 7,151.87 × 2,170.26
  4. Step 4: Simplify right side
    4,769.54x = 15,521,417.39
  5. Step 5: Solve for x
    x = 15,521,417.39/4,769.54
  6. Step 6: Final answer
    x = 3,254.28

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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.