Home / 5,022.77-6,930.75-2,784.53

Finding the Fourth Proportional to 5,022.77, 6,930.75 and 2,784.53

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Solution

The fourth proportional to 5,022.77, 6,930.75 and 2,784.53 is: 3,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.77 : 6,930.75 = 2,784.53 : x
  2. Step 2: Convert to fraction form
    5,022.77/6,930.75 = 2,784.53/x
  3. Step 3: Cross multiply
    5,022.77x = 6,930.75 × 2,784.53
  4. Step 4: Simplify right side
    5,022.77x = 19,298,846.64
  5. Step 5: Solve for x
    x = 19,298,846.64/5,022.77
  6. Step 6: Final answer
    x = 3,842.28

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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.