Home / 6,087.13-9,130.76-2,138.48

Finding the Fourth Proportional to 6,087.13, 9,130.76 and 2,138.48

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Solution

The fourth proportional to 6,087.13, 9,130.76 and 2,138.48 is: 3,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.13 : 9,130.76 = 2,138.48 : x
  2. Step 2: Convert to fraction form
    6,087.13/9,130.76 = 2,138.48/x
  3. Step 3: Cross multiply
    6,087.13x = 9,130.76 × 2,138.48
  4. Step 4: Simplify right side
    6,087.13x = 19,525,947.64
  5. Step 5: Solve for x
    x = 19,525,947.64/6,087.13
  6. Step 6: Final answer
    x = 3,207.74

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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.