Home / 6,223.05-8,587.76-3,571.92

Finding the Fourth Proportional to 6,223.05, 8,587.76 and 3,571.92

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Solution

The fourth proportional to 6,223.05, 8,587.76 and 3,571.92 is: 4,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.05 : 8,587.76 = 3,571.92 : x
  2. Step 2: Convert to fraction form
    6,223.05/8,587.76 = 3,571.92/x
  3. Step 3: Cross multiply
    6,223.05x = 8,587.76 × 3,571.92
  4. Step 4: Simplify right side
    6,223.05x = 30,674,773.84
  5. Step 5: Solve for x
    x = 30,674,773.84/6,223.05
  6. Step 6: Final answer
    x = 4,929.22

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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.