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Finding the Fourth Proportional to 6,873.68, 9,487.04 and 4,041.99

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Solution

The fourth proportional to 6,873.68, 9,487.04 and 4,041.99 is: 5,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.68 : 9,487.04 = 4,041.99 : x
  2. Step 2: Convert to fraction form
    6,873.68/9,487.04 = 4,041.99/x
  3. Step 3: Cross multiply
    6,873.68x = 9,487.04 × 4,041.99
  4. Step 4: Simplify right side
    6,873.68x = 38,346,500.60
  5. Step 5: Solve for x
    x = 38,346,500.60/6,873.68
  6. Step 6: Final answer
    x = 5,578.74

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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.