Home / 5,022.59-6,931.20-2,784.62

Finding the Fourth Proportional to 5,022.59, 6,931.20 and 2,784.62

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Solution

The fourth proportional to 5,022.59, 6,931.20 and 2,784.62 is: 3,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.59 : 6,931.20 = 2,784.62 : x
  2. Step 2: Convert to fraction form
    5,022.59/6,931.20 = 2,784.62/x
  3. Step 3: Cross multiply
    5,022.59x = 6,931.20 × 2,784.62
  4. Step 4: Simplify right side
    5,022.59x = 19,300,723.49
  5. Step 5: Solve for x
    x = 19,300,723.49/5,022.59
  6. Step 6: Final answer
    x = 3,842.79

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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.