Home / 4,955.18-7,431.22-1,792.22

Finding the Fourth Proportional to 4,955.18, 7,431.22 and 1,792.22

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Solution

The fourth proportional to 4,955.18, 7,431.22 and 1,792.22 is: 2,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.18 : 7,431.22 = 1,792.22 : x
  2. Step 2: Convert to fraction form
    4,955.18/7,431.22 = 1,792.22/x
  3. Step 3: Cross multiply
    4,955.18x = 7,431.22 × 1,792.22
  4. Step 4: Simplify right side
    4,955.18x = 13,318,381.11
  5. Step 5: Solve for x
    x = 13,318,381.11/4,955.18
  6. Step 6: Final answer
    x = 2,687.77

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Half scale
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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.