Home / 9,164.37-13,746.56-3,319.05

Finding the Fourth Proportional to 9,164.37, 13,746.56 and 3,319.05

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Solution

The fourth proportional to 9,164.37, 13,746.56 and 3,319.05 is: 4,978.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.37 : 13,746.56 = 3,319.05 : x
  2. Step 2: Convert to fraction form
    9,164.37/13,746.56 = 3,319.05/x
  3. Step 3: Cross multiply
    9,164.37x = 13,746.56 × 3,319.05
  4. Step 4: Simplify right side
    9,164.37x = 45,625,503.37
  5. Step 5: Solve for x
    x = 45,625,503.37/9,164.37
  6. Step 6: Final answer
    x = 4,978.58

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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.