Home / 10,304.01-15,455.21-2,908.31

Finding the Fourth Proportional to 10,304.01, 15,455.21 and 2,908.31

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Solution

The fourth proportional to 10,304.01, 15,455.21 and 2,908.31 is: 4,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.01 : 15,455.21 = 2,908.31 : x
  2. Step 2: Convert to fraction form
    10,304.01/15,455.21 = 2,908.31/x
  3. Step 3: Cross multiply
    10,304.01x = 15,455.21 × 2,908.31
  4. Step 4: Simplify right side
    10,304.01x = 44,948,449.98
  5. Step 5: Solve for x
    x = 44,948,449.98/10,304.01
  6. Step 6: Final answer
    x = 4,362.23

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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.