Home / 10,417.80-15,629.10-3,022.35

Finding the Fourth Proportional to 10,417.80, 15,629.10 and 3,022.35

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Solution

The fourth proportional to 10,417.80, 15,629.10 and 3,022.35 is: 4,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.80 : 15,629.10 = 3,022.35 : x
  2. Step 2: Convert to fraction form
    10,417.80/15,629.10 = 3,022.35/x
  3. Step 3: Cross multiply
    10,417.80x = 15,629.10 × 3,022.35
  4. Step 4: Simplify right side
    10,417.80x = 47,236,610.39
  5. Step 5: Solve for x
    x = 47,236,610.39/10,417.80
  6. Step 6: Final answer
    x = 4,534.22

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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.