Home / 4,765.91-6,574.75-3,087.87

Finding the Fourth Proportional to 4,765.91, 6,574.75 and 3,087.87

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Solution

The fourth proportional to 4,765.91, 6,574.75 and 3,087.87 is: 4,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.91 : 6,574.75 = 3,087.87 : x
  2. Step 2: Convert to fraction form
    4,765.91/6,574.75 = 3,087.87/x
  3. Step 3: Cross multiply
    4,765.91x = 6,574.75 × 3,087.87
  4. Step 4: Simplify right side
    4,765.91x = 20,301,973.28
  5. Step 5: Solve for x
    x = 20,301,973.28/4,765.91
  6. Step 6: Final answer
    x = 4,259.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.