Home / 8,566.52-11,822.40-5,208.71

Finding the Fourth Proportional to 8,566.52, 11,822.40 and 5,208.71

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Solution

The fourth proportional to 8,566.52, 11,822.40 and 5,208.71 is: 7,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.52 : 11,822.40 = 5,208.71 : x
  2. Step 2: Convert to fraction form
    8,566.52/11,822.40 = 5,208.71/x
  3. Step 3: Cross multiply
    8,566.52x = 11,822.40 × 5,208.71
  4. Step 4: Simplify right side
    8,566.52x = 61,579,393.99
  5. Step 5: Solve for x
    x = 61,579,393.99/8,566.52
  6. Step 6: Final answer
    x = 7,188.38

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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.