Home / 3,792.15-5,232.53-2,113.19

Finding the Fourth Proportional to 3,792.15, 5,232.53 and 2,113.19

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Solution

The fourth proportional to 3,792.15, 5,232.53 and 2,113.19 is: 2,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.15 : 5,232.53 = 2,113.19 : x
  2. Step 2: Convert to fraction form
    3,792.15/5,232.53 = 2,113.19/x
  3. Step 3: Cross multiply
    3,792.15x = 5,232.53 × 2,113.19
  4. Step 4: Simplify right side
    3,792.15x = 11,057,328.81
  5. Step 5: Solve for x
    x = 11,057,328.81/3,792.15
  6. Step 6: Final answer
    x = 2,915.85

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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.