Home / 6,082.80-8,393.40-4,315.92

Finding the Fourth Proportional to 6,082.80, 8,393.40 and 4,315.92

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Solution

The fourth proportional to 6,082.80, 8,393.40 and 4,315.92 is: 5,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.80 : 8,393.40 = 4,315.92 : x
  2. Step 2: Convert to fraction form
    6,082.80/8,393.40 = 4,315.92/x
  3. Step 3: Cross multiply
    6,082.80x = 8,393.40 × 4,315.92
  4. Step 4: Simplify right side
    6,082.80x = 36,225,242.93
  5. Step 5: Solve for x
    x = 36,225,242.93/6,082.80
  6. Step 6: Final answer
    x = 5,955.36

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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.