Home / 6,130.08-9,189.40-2,431.60

Finding the Fourth Proportional to 6,130.08, 9,189.40 and 2,431.60

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Solution

The fourth proportional to 6,130.08, 9,189.40 and 2,431.60 is: 3,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.08 : 9,189.40 = 2,431.60 : x
  2. Step 2: Convert to fraction form
    6,130.08/9,189.40 = 2,431.60/x
  3. Step 3: Cross multiply
    6,130.08x = 9,189.40 × 2,431.60
  4. Step 4: Simplify right side
    6,130.08x = 22,344,945.04
  5. Step 5: Solve for x
    x = 22,344,945.04/6,130.08
  6. Step 6: Final answer
    x = 3,645.13

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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.