Home / 10,317.24-15,469.11-4,078.08

Finding the Fourth Proportional to 10,317.24, 15,469.11 and 4,078.08

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Solution

The fourth proportional to 10,317.24, 15,469.11 and 4,078.08 is: 6,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.24 : 15,469.11 = 4,078.08 : x
  2. Step 2: Convert to fraction form
    10,317.24/15,469.11 = 4,078.08/x
  3. Step 3: Cross multiply
    10,317.24x = 15,469.11 × 4,078.08
  4. Step 4: Simplify right side
    10,317.24x = 63,084,268.11
  5. Step 5: Solve for x
    x = 63,084,268.11/10,317.24
  6. Step 6: Final answer
    x = 6,114.45

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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.