Home / 6,349.56-8,760.37-4,113.15

Finding the Fourth Proportional to 6,349.56, 8,760.37 and 4,113.15

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Solution

The fourth proportional to 6,349.56, 8,760.37 and 4,113.15 is: 5,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.56 : 8,760.37 = 4,113.15 : x
  2. Step 2: Convert to fraction form
    6,349.56/8,760.37 = 4,113.15/x
  3. Step 3: Cross multiply
    6,349.56x = 8,760.37 × 4,113.15
  4. Step 4: Simplify right side
    6,349.56x = 36,032,715.87
  5. Step 5: Solve for x
    x = 36,032,715.87/6,349.56
  6. Step 6: Final answer
    x = 5,674.84

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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.