Home / 4,940.28-7,368.21-4,864.14

Finding the Fourth Proportional to 4,940.28, 7,368.21 and 4,864.14

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Solution

The fourth proportional to 4,940.28, 7,368.21 and 4,864.14 is: 7,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.28 : 7,368.21 = 4,864.14 : x
  2. Step 2: Convert to fraction form
    4,940.28/7,368.21 = 4,864.14/x
  3. Step 3: Cross multiply
    4,940.28x = 7,368.21 × 4,864.14
  4. Step 4: Simplify right side
    4,940.28x = 35,840,004.99
  5. Step 5: Solve for x
    x = 35,840,004.99/4,940.28
  6. Step 6: Final answer
    x = 7,254.65

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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.