Home / 5,022.55-6,931.17-2,784.46

Finding the Fourth Proportional to 5,022.55, 6,931.17 and 2,784.46

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Solution

The fourth proportional to 5,022.55, 6,931.17 and 2,784.46 is: 3,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.55 : 6,931.17 = 2,784.46 : x
  2. Step 2: Convert to fraction form
    5,022.55/6,931.17 = 2,784.46/x
  3. Step 3: Cross multiply
    5,022.55x = 6,931.17 × 2,784.46
  4. Step 4: Simplify right side
    5,022.55x = 19,299,565.62
  5. Step 5: Solve for x
    x = 19,299,565.62/5,022.55
  6. Step 6: Final answer
    x = 3,842.58

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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.