Home / 10,417.15-15,629.38-3,022.05

Finding the Fourth Proportional to 10,417.15, 15,629.38 and 3,022.05

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Solution

The fourth proportional to 10,417.15, 15,629.38 and 3,022.05 is: 4,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.15 : 15,629.38 = 3,022.05 : x
  2. Step 2: Convert to fraction form
    10,417.15/15,629.38 = 3,022.05/x
  3. Step 3: Cross multiply
    10,417.15x = 15,629.38 × 3,022.05
  4. Step 4: Simplify right side
    10,417.15x = 47,232,830.22
  5. Step 5: Solve for x
    x = 47,232,830.22/10,417.15
  6. Step 6: Final answer
    x = 4,534.14

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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.