Home / 3,792.12-5,233.08-2,113.53

Finding the Fourth Proportional to 3,792.12, 5,233.08 and 2,113.53

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Solution

The fourth proportional to 3,792.12, 5,233.08 and 2,113.53 is: 2,916.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.12 : 5,233.08 = 2,113.53 : x
  2. Step 2: Convert to fraction form
    3,792.12/5,233.08 = 2,113.53/x
  3. Step 3: Cross multiply
    3,792.12x = 5,233.08 × 2,113.53
  4. Step 4: Simplify right side
    3,792.12x = 11,060,271.57
  5. Step 5: Solve for x
    x = 11,060,271.57/3,792.12
  6. Step 6: Final answer
    x = 2,916.65

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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.