Home / 4,097.68-6,148.64-1,905.76

Finding the Fourth Proportional to 4,097.68, 6,148.64 and 1,905.76

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Solution

The fourth proportional to 4,097.68, 6,148.64 and 1,905.76 is: 2,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.68 : 6,148.64 = 1,905.76 : x
  2. Step 2: Convert to fraction form
    4,097.68/6,148.64 = 1,905.76/x
  3. Step 3: Cross multiply
    4,097.68x = 6,148.64 × 1,905.76
  4. Step 4: Simplify right side
    4,097.68x = 11,717,832.17
  5. Step 5: Solve for x
    x = 11,717,832.17/4,097.68
  6. Step 6: Final answer
    x = 2,859.63

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1.5x scale

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.