Home / 6,376.98-8,807.60-4,249.02

Finding the Fourth Proportional to 6,376.98, 8,807.60 and 4,249.02

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Solution

The fourth proportional to 6,376.98, 8,807.60 and 4,249.02 is: 5,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.98 : 8,807.60 = 4,249.02 : x
  2. Step 2: Convert to fraction form
    6,376.98/8,807.60 = 4,249.02/x
  3. Step 3: Cross multiply
    6,376.98x = 8,807.60 × 4,249.02
  4. Step 4: Simplify right side
    6,376.98x = 37,423,668.55
  5. Step 5: Solve for x
    x = 37,423,668.55/6,376.98
  6. Step 6: Final answer
    x = 5,868.56

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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.