Home / 8,216.73-11,338.50-5,030.55

Finding the Fourth Proportional to 8,216.73, 11,338.50 and 5,030.55

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Solution

The fourth proportional to 8,216.73, 11,338.50 and 5,030.55 is: 6,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.73 : 11,338.50 = 5,030.55 : x
  2. Step 2: Convert to fraction form
    8,216.73/11,338.50 = 5,030.55/x
  3. Step 3: Cross multiply
    8,216.73x = 11,338.50 × 5,030.55
  4. Step 4: Simplify right side
    8,216.73x = 57,038,891.18
  5. Step 5: Solve for x
    x = 57,038,891.18/8,216.73
  6. Step 6: Final answer
    x = 6,941.80

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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.