Home / 4,719.51-7,049.13-4,274.13

Finding the Fourth Proportional to 4,719.51, 7,049.13 and 4,274.13

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Solution

The fourth proportional to 4,719.51, 7,049.13 and 4,274.13 is: 6,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.51 : 7,049.13 = 4,274.13 : x
  2. Step 2: Convert to fraction form
    4,719.51/7,049.13 = 4,274.13/x
  3. Step 3: Cross multiply
    4,719.51x = 7,049.13 × 4,274.13
  4. Step 4: Simplify right side
    4,719.51x = 30,128,898.01
  5. Step 5: Solve for x
    x = 30,128,898.01/4,719.51
  6. Step 6: Final answer
    x = 6,383.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.