Home / 4,923.12-6,792.70-3,157.11

Finding the Fourth Proportional to 4,923.12, 6,792.70 and 3,157.11

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Solution

The fourth proportional to 4,923.12, 6,792.70 and 3,157.11 is: 4,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.12 : 6,792.70 = 3,157.11 : x
  2. Step 2: Convert to fraction form
    4,923.12/6,792.70 = 3,157.11/x
  3. Step 3: Cross multiply
    4,923.12x = 6,792.70 × 3,157.11
  4. Step 4: Simplify right side
    4,923.12x = 21,445,301.10
  5. Step 5: Solve for x
    x = 21,445,301.10/4,923.12
  6. Step 6: Final answer
    x = 4,356.04

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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.