Home / 6,898.47-9,519.93-3,754.68

Finding the Fourth Proportional to 6,898.47, 9,519.93 and 3,754.68

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Solution

The fourth proportional to 6,898.47, 9,519.93 and 3,754.68 is: 5,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.47 : 9,519.93 = 3,754.68 : x
  2. Step 2: Convert to fraction form
    6,898.47/9,519.93 = 3,754.68/x
  3. Step 3: Cross multiply
    6,898.47x = 9,519.93 × 3,754.68
  4. Step 4: Simplify right side
    6,898.47x = 35,744,290.77
  5. Step 5: Solve for x
    x = 35,744,290.77/6,898.47
  6. Step 6: Final answer
    x = 5,181.48

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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.