Home / 6,276.98-9,410.60-3,640.43

Finding the Fourth Proportional to 6,276.98, 9,410.60 and 3,640.43

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Solution

The fourth proportional to 6,276.98, 9,410.60 and 3,640.43 is: 5,457.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.98 : 9,410.60 = 3,640.43 : x
  2. Step 2: Convert to fraction form
    6,276.98/9,410.60 = 3,640.43/x
  3. Step 3: Cross multiply
    6,276.98x = 9,410.60 × 3,640.43
  4. Step 4: Simplify right side
    6,276.98x = 34,258,565.30
  5. Step 5: Solve for x
    x = 34,258,565.30/6,276.98
  6. Step 6: Final answer
    x = 5,457.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.