Home / 5,022.41-6,931.34-2,784.99

Finding the Fourth Proportional to 5,022.41, 6,931.34 and 2,784.99

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Solution

The fourth proportional to 5,022.41, 6,931.34 and 2,784.99 is: 3,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.41 : 6,931.34 = 2,784.99 : x
  2. Step 2: Convert to fraction form
    5,022.41/6,931.34 = 2,784.99/x
  3. Step 3: Cross multiply
    5,022.41x = 6,931.34 × 2,784.99
  4. Step 4: Simplify right side
    5,022.41x = 19,303,709.11
  5. Step 5: Solve for x
    x = 19,303,709.11/5,022.41
  6. Step 6: Final answer
    x = 3,843.51

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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.