Home / 6,078.92-9,117.36-1,695.36

Finding the Fourth Proportional to 6,078.92, 9,117.36 and 1,695.36

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Solution

The fourth proportional to 6,078.92, 9,117.36 and 1,695.36 is: 2,542.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.92 : 9,117.36 = 1,695.36 : x
  2. Step 2: Convert to fraction form
    6,078.92/9,117.36 = 1,695.36/x
  3. Step 3: Cross multiply
    6,078.92x = 9,117.36 × 1,695.36
  4. Step 4: Simplify right side
    6,078.92x = 15,457,207.45
  5. Step 5: Solve for x
    x = 15,457,207.45/6,078.92
  6. Step 6: Final answer
    x = 2,542.76

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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.