Home / 8,567.36-11,825.16-5,590.64

Finding the Fourth Proportional to 8,567.36, 11,825.16 and 5,590.64

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Solution

The fourth proportional to 8,567.36, 11,825.16 and 5,590.64 is: 7,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,567.36 : 11,825.16 = 5,590.64 : x
  2. Step 2: Convert to fraction form
    8,567.36/11,825.16 = 5,590.64/x
  3. Step 3: Cross multiply
    8,567.36x = 11,825.16 × 5,590.64
  4. Step 4: Simplify right side
    8,567.36x = 66,110,212.50
  5. Step 5: Solve for x
    x = 66,110,212.50/8,567.36
  6. Step 6: Final answer
    x = 7,716.52

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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.