Home / 9,009.32-13,513.98-3,166.44

Finding the Fourth Proportional to 9,009.32, 13,513.98 and 3,166.44

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Solution

The fourth proportional to 9,009.32, 13,513.98 and 3,166.44 is: 4,749.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.32 : 13,513.98 = 3,166.44 : x
  2. Step 2: Convert to fraction form
    9,009.32/13,513.98 = 3,166.44/x
  3. Step 3: Cross multiply
    9,009.32x = 13,513.98 × 3,166.44
  4. Step 4: Simplify right side
    9,009.32x = 42,791,206.83
  5. Step 5: Solve for x
    x = 42,791,206.83/9,009.32
  6. Step 6: Final answer
    x = 4,749.66

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.