Home / 6,988.87-10,484.52-4,066.39

Finding the Fourth Proportional to 6,988.87, 10,484.52 and 4,066.39

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Solution

The fourth proportional to 6,988.87, 10,484.52 and 4,066.39 is: 6,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.87 : 10,484.52 = 4,066.39 : x
  2. Step 2: Convert to fraction form
    6,988.87/10,484.52 = 4,066.39/x
  3. Step 3: Cross multiply
    6,988.87x = 10,484.52 × 4,066.39
  4. Step 4: Simplify right side
    6,988.87x = 42,634,147.28
  5. Step 5: Solve for x
    x = 42,634,147.28/6,988.87
  6. Step 6: Final answer
    x = 6,100.29

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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.