Home / 6,381.30-9,551.46-3,412.32

Finding the Fourth Proportional to 6,381.30, 9,551.46 and 3,412.32

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Solution

The fourth proportional to 6,381.30, 9,551.46 and 3,412.32 is: 5,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.30 : 9,551.46 = 3,412.32 : x
  2. Step 2: Convert to fraction form
    6,381.30/9,551.46 = 3,412.32/x
  3. Step 3: Cross multiply
    6,381.30x = 9,551.46 × 3,412.32
  4. Step 4: Simplify right side
    6,381.30x = 32,592,637.99
  5. Step 5: Solve for x
    x = 32,592,637.99/6,381.30
  6. Step 6: Final answer
    x = 5,107.52

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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.