Home / 6,728.02-10,082.80-3,434.19

Finding the Fourth Proportional to 6,728.02, 10,082.80 and 3,434.19

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Solution

The fourth proportional to 6,728.02, 10,082.80 and 3,434.19 is: 5,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.02 : 10,082.80 = 3,434.19 : x
  2. Step 2: Convert to fraction form
    6,728.02/10,082.80 = 3,434.19/x
  3. Step 3: Cross multiply
    6,728.02x = 10,082.80 × 3,434.19
  4. Step 4: Simplify right side
    6,728.02x = 34,626,250.93
  5. Step 5: Solve for x
    x = 34,626,250.93/6,728.02
  6. Step 6: Final answer
    x = 5,146.57

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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.