Home / 5,571.84-8,358.18-1,874.08

Finding the Fourth Proportional to 5,571.84, 8,358.18 and 1,874.08

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Solution

The fourth proportional to 5,571.84, 8,358.18 and 1,874.08 is: 2,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.84 : 8,358.18 = 1,874.08 : x
  2. Step 2: Convert to fraction form
    5,571.84/8,358.18 = 1,874.08/x
  3. Step 3: Cross multiply
    5,571.84x = 8,358.18 × 1,874.08
  4. Step 4: Simplify right side
    5,571.84x = 15,663,897.97
  5. Step 5: Solve for x
    x = 15,663,897.97/5,571.84
  6. Step 6: Final answer
    x = 2,811.26

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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.