Home / 5,022.90-6,931.14-2,784.59

Finding the Fourth Proportional to 5,022.90, 6,931.14 and 2,784.59

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Solution

The fourth proportional to 5,022.90, 6,931.14 and 2,784.59 is: 3,842.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.90 : 6,931.14 = 2,784.59 : x
  2. Step 2: Convert to fraction form
    5,022.90/6,931.14 = 2,784.59/x
  3. Step 3: Cross multiply
    5,022.90x = 6,931.14 × 2,784.59
  4. Step 4: Simplify right side
    5,022.90x = 19,300,371.86
  5. Step 5: Solve for x
    x = 19,300,371.86/5,022.90
  6. Step 6: Final answer
    x = 3,842.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.