Home / 5,812.77-8,022.90-3,823.53

Finding the Fourth Proportional to 5,812.77, 8,022.90 and 3,823.53

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Solution

The fourth proportional to 5,812.77, 8,022.90 and 3,823.53 is: 5,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.77 : 8,022.90 = 3,823.53 : x
  2. Step 2: Convert to fraction form
    5,812.77/8,022.90 = 3,823.53/x
  3. Step 3: Cross multiply
    5,812.77x = 8,022.90 × 3,823.53
  4. Step 4: Simplify right side
    5,812.77x = 30,675,798.84
  5. Step 5: Solve for x
    x = 30,675,798.84/5,812.77
  6. Step 6: Final answer
    x = 5,277.31

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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.