Home / 9,567.87-13,210.10-8,556.44

Finding the Fourth Proportional to 9,567.87, 13,210.10 and 8,556.44

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Solution

The fourth proportional to 9,567.87, 13,210.10 and 8,556.44 is: 11,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,567.87 : 13,210.10 = 8,556.44 : x
  2. Step 2: Convert to fraction form
    9,567.87/13,210.10 = 8,556.44/x
  3. Step 3: Cross multiply
    9,567.87x = 13,210.10 × 8,556.44
  4. Step 4: Simplify right side
    9,567.87x = 113,031,345.28
  5. Step 5: Solve for x
    x = 113,031,345.28/9,567.87
  6. Step 6: Final answer
    x = 11,813.64

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Double scale
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Similar ratio
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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.