Home / 9,325.28-13,987.83-4,392.22

Finding the Fourth Proportional to 9,325.28, 13,987.83 and 4,392.22

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Solution

The fourth proportional to 9,325.28, 13,987.83 and 4,392.22 is: 6,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.28 : 13,987.83 = 4,392.22 : x
  2. Step 2: Convert to fraction form
    9,325.28/13,987.83 = 4,392.22/x
  3. Step 3: Cross multiply
    9,325.28x = 13,987.83 × 4,392.22
  4. Step 4: Simplify right side
    9,325.28x = 61,437,626.68
  5. Step 5: Solve for x
    x = 61,437,626.68/9,325.28
  6. Step 6: Final answer
    x = 6,588.29

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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.