Home / 8,210.82-11,331.77-4,854.72

Finding the Fourth Proportional to 8,210.82, 11,331.77 and 4,854.72

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Solution

The fourth proportional to 8,210.82, 11,331.77 and 4,854.72 is: 6,700.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.82 : 11,331.77 = 4,854.72 : x
  2. Step 2: Convert to fraction form
    8,210.82/11,331.77 = 4,854.72/x
  3. Step 3: Cross multiply
    8,210.82x = 11,331.77 × 4,854.72
  4. Step 4: Simplify right side
    8,210.82x = 55,012,546.18
  5. Step 5: Solve for x
    x = 55,012,546.18/8,210.82
  6. Step 6: Final answer
    x = 6,700.01

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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.