Home / 6,821.08-10,210.52-5,824.78

Finding the Fourth Proportional to 6,821.08, 10,210.52 and 5,824.78

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Solution

The fourth proportional to 6,821.08, 10,210.52 and 5,824.78 is: 8,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.08 : 10,210.52 = 5,824.78 : x
  2. Step 2: Convert to fraction form
    6,821.08/10,210.52 = 5,824.78/x
  3. Step 3: Cross multiply
    6,821.08x = 10,210.52 × 5,824.78
  4. Step 4: Simplify right side
    6,821.08x = 59,474,021.72
  5. Step 5: Solve for x
    x = 59,474,021.72/6,821.08
  6. Step 6: Final answer
    x = 8,719.15

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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.