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Finding the Fourth Proportional to 8,210.03, 11,329.86 and 4,673.24

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Solution

The fourth proportional to 8,210.03, 11,329.86 and 4,673.24 is: 6,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.03 : 11,329.86 = 4,673.24 : x
  2. Step 2: Convert to fraction form
    8,210.03/11,329.86 = 4,673.24/x
  3. Step 3: Cross multiply
    8,210.03x = 11,329.86 × 4,673.24
  4. Step 4: Simplify right side
    8,210.03x = 52,947,165.75
  5. Step 5: Solve for x
    x = 52,947,165.75/8,210.03
  6. Step 6: Final answer
    x = 6,449.08

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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.