Home / 8,412.66-11,608.87-4,875.19

Finding the Fourth Proportional to 8,412.66, 11,608.87 and 4,875.19

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Solution

The fourth proportional to 8,412.66, 11,608.87 and 4,875.19 is: 6,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.66 : 11,608.87 = 4,875.19 : x
  2. Step 2: Convert to fraction form
    8,412.66/11,608.87 = 4,875.19/x
  3. Step 3: Cross multiply
    8,412.66x = 11,608.87 × 4,875.19
  4. Step 4: Simplify right side
    8,412.66x = 56,595,414.87
  5. Step 5: Solve for x
    x = 56,595,414.87/8,412.66
  6. Step 6: Final answer
    x = 6,727.41

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Half scale
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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.