Home / 8,566.10-11,820.56-5,208.45

Finding the Fourth Proportional to 8,566.10, 11,820.56 and 5,208.45

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Solution

The fourth proportional to 8,566.10, 11,820.56 and 5,208.45 is: 7,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.10 : 11,820.56 = 5,208.45 : x
  2. Step 2: Convert to fraction form
    8,566.10/11,820.56 = 5,208.45/x
  3. Step 3: Cross multiply
    8,566.10x = 11,820.56 × 5,208.45
  4. Step 4: Simplify right side
    8,566.10x = 61,566,795.73
  5. Step 5: Solve for x
    x = 61,566,795.73/8,566.10
  6. Step 6: Final answer
    x = 7,187.26

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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.