Home / 2,958.18-4,082.49-1,716.18

Finding the Fourth Proportional to 2,958.18, 4,082.49 and 1,716.18

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Solution

The fourth proportional to 2,958.18, 4,082.49 and 1,716.18 is: 2,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.18 : 4,082.49 = 1,716.18 : x
  2. Step 2: Convert to fraction form
    2,958.18/4,082.49 = 1,716.18/x
  3. Step 3: Cross multiply
    2,958.18x = 4,082.49 × 1,716.18
  4. Step 4: Simplify right side
    2,958.18x = 7,006,287.69
  5. Step 5: Solve for x
    x = 7,006,287.69/2,958.18
  6. Step 6: Final answer
    x = 2,368.45

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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.