Home / 5,426.46-7,491.78-3,541.32

Finding the Fourth Proportional to 5,426.46, 7,491.78 and 3,541.32

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Solution

The fourth proportional to 5,426.46, 7,491.78 and 3,541.32 is: 4,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.46 : 7,491.78 = 3,541.32 : x
  2. Step 2: Convert to fraction form
    5,426.46/7,491.78 = 3,541.32/x
  3. Step 3: Cross multiply
    5,426.46x = 7,491.78 × 3,541.32
  4. Step 4: Simplify right side
    5,426.46x = 26,530,790.35
  5. Step 5: Solve for x
    x = 26,530,790.35/5,426.46
  6. Step 6: Final answer
    x = 4,889.15

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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.