Home / 6,156.80-8,499.96-4,896.08

Finding the Fourth Proportional to 6,156.80, 8,499.96 and 4,896.08

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Solution

The fourth proportional to 6,156.80, 8,499.96 and 4,896.08 is: 6,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.80 : 8,499.96 = 4,896.08 : x
  2. Step 2: Convert to fraction form
    6,156.80/8,499.96 = 4,896.08/x
  3. Step 3: Cross multiply
    6,156.80x = 8,499.96 × 4,896.08
  4. Step 4: Simplify right side
    6,156.80x = 41,616,484.16
  5. Step 5: Solve for x
    x = 41,616,484.16/6,156.80
  6. Step 6: Final answer
    x = 6,759.43

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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.