Home / 9,529.85-13,154.81-5,552.25

Finding the Fourth Proportional to 9,529.85, 13,154.81 and 5,552.25

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Solution

The fourth proportional to 9,529.85, 13,154.81 and 5,552.25 is: 7,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.85 : 13,154.81 = 5,552.25 : x
  2. Step 2: Convert to fraction form
    9,529.85/13,154.81 = 5,552.25/x
  3. Step 3: Cross multiply
    9,529.85x = 13,154.81 × 5,552.25
  4. Step 4: Simplify right side
    9,529.85x = 73,038,716.73
  5. Step 5: Solve for x
    x = 73,038,716.73/9,529.85
  6. Step 6: Final answer
    x = 7,664.20

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Half scale
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Double scale
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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.