Home / 4,645.17-6,970.83-3,086.91

Finding the Fourth Proportional to 4,645.17, 6,970.83 and 3,086.91

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Solution

The fourth proportional to 4,645.17, 6,970.83 and 3,086.91 is: 4,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.17 : 6,970.83 = 3,086.91 : x
  2. Step 2: Convert to fraction form
    4,645.17/6,970.83 = 3,086.91/x
  3. Step 3: Cross multiply
    4,645.17x = 6,970.83 × 3,086.91
  4. Step 4: Simplify right side
    4,645.17x = 21,518,324.84
  5. Step 5: Solve for x
    x = 21,518,324.84/4,645.17
  6. Step 6: Final answer
    x = 4,632.41

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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.