Home / 5,814.84-8,722.26-3,870.84

Finding the Fourth Proportional to 5,814.84, 8,722.26 and 3,870.84

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Solution

The fourth proportional to 5,814.84, 8,722.26 and 3,870.84 is: 5,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.84 : 8,722.26 = 3,870.84 : x
  2. Step 2: Convert to fraction form
    5,814.84/8,722.26 = 3,870.84/x
  3. Step 3: Cross multiply
    5,814.84x = 8,722.26 × 3,870.84
  4. Step 4: Simplify right side
    5,814.84x = 33,762,472.90
  5. Step 5: Solve for x
    x = 33,762,472.90/5,814.84
  6. Step 6: Final answer
    x = 5,806.26

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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.