Home / 5,410.21-7,470.05-3,497.16

Finding the Fourth Proportional to 5,410.21, 7,470.05 and 3,497.16

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Solution

The fourth proportional to 5,410.21, 7,470.05 and 3,497.16 is: 4,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.21 : 7,470.05 = 3,497.16 : x
  2. Step 2: Convert to fraction form
    5,410.21/7,470.05 = 3,497.16/x
  3. Step 3: Cross multiply
    5,410.21x = 7,470.05 × 3,497.16
  4. Step 4: Simplify right side
    5,410.21x = 26,123,942.57
  5. Step 5: Solve for x
    x = 26,123,942.57/5,410.21
  6. Step 6: Final answer
    x = 4,828.64

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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.