Home / 6,045.28-8,342.79-3,777.99

Finding the Fourth Proportional to 6,045.28, 8,342.79 and 3,777.99

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Solution

The fourth proportional to 6,045.28, 8,342.79 and 3,777.99 is: 5,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.28 : 8,342.79 = 3,777.99 : x
  2. Step 2: Convert to fraction form
    6,045.28/8,342.79 = 3,777.99/x
  3. Step 3: Cross multiply
    6,045.28x = 8,342.79 × 3,777.99
  4. Step 4: Simplify right side
    6,045.28x = 31,518,977.19
  5. Step 5: Solve for x
    x = 31,518,977.19/6,045.28
  6. Step 6: Final answer
    x = 5,213.82

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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.