Home / 8,566.60-11,821.25-5,208.95

Finding the Fourth Proportional to 8,566.60, 11,821.25 and 5,208.95

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Solution

The fourth proportional to 8,566.60, 11,821.25 and 5,208.95 is: 7,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.60 : 11,821.25 = 5,208.95 : x
  2. Step 2: Convert to fraction form
    8,566.60/11,821.25 = 5,208.95/x
  3. Step 3: Cross multiply
    8,566.60x = 11,821.25 × 5,208.95
  4. Step 4: Simplify right side
    8,566.60x = 61,576,241.08
  5. Step 5: Solve for x
    x = 61,576,241.08/8,566.60
  6. Step 6: Final answer
    x = 7,187.95

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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.