Home / 5,022.38-6,931.30-2,784.96

Finding the Fourth Proportional to 5,022.38, 6,931.30 and 2,784.96

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Solution

The fourth proportional to 5,022.38, 6,931.30 and 2,784.96 is: 3,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.38 : 6,931.30 = 2,784.96 : x
  2. Step 2: Convert to fraction form
    5,022.38/6,931.30 = 2,784.96/x
  3. Step 3: Cross multiply
    5,022.38x = 6,931.30 × 2,784.96
  4. Step 4: Simplify right side
    5,022.38x = 19,303,393.25
  5. Step 5: Solve for x
    x = 19,303,393.25/5,022.38
  6. Step 6: Final answer
    x = 3,843.48

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Double scale
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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.