Home / 6,390.09-9,587.97-2,694.87

Finding the Fourth Proportional to 6,390.09, 9,587.97 and 2,694.87

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Solution

The fourth proportional to 6,390.09, 9,587.97 and 2,694.87 is: 4,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.09 : 9,587.97 = 2,694.87 : x
  2. Step 2: Convert to fraction form
    6,390.09/9,587.97 = 2,694.87/x
  3. Step 3: Cross multiply
    6,390.09x = 9,587.97 × 2,694.87
  4. Step 4: Simplify right side
    6,390.09x = 25,838,332.71
  5. Step 5: Solve for x
    x = 25,838,332.71/6,390.09
  6. Step 6: Final answer
    x = 4,043.50

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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.