Home / 5,410.24-7,464.96-3,172.24

Finding the Fourth Proportional to 5,410.24, 7,464.96 and 3,172.24

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Solution

The fourth proportional to 5,410.24, 7,464.96 and 3,172.24 is: 4,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.24 : 7,464.96 = 3,172.24 : x
  2. Step 2: Convert to fraction form
    5,410.24/7,464.96 = 3,172.24/x
  3. Step 3: Cross multiply
    5,410.24x = 7,464.96 × 3,172.24
  4. Step 4: Simplify right side
    5,410.24x = 23,680,644.71
  5. Step 5: Solve for x
    x = 23,680,644.71/5,410.24
  6. Step 6: Final answer
    x = 4,377.00

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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.