Home / 12,775.42-19,160.96-4,008.29

Finding the Fourth Proportional to 12,775.42, 19,160.96 and 4,008.29

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Solution

The fourth proportional to 12,775.42, 19,160.96 and 4,008.29 is: 6,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775.42 : 19,160.96 = 4,008.29 : x
  2. Step 2: Convert to fraction form
    12,775.42/19,160.96 = 4,008.29/x
  3. Step 3: Cross multiply
    12,775.42x = 19,160.96 × 4,008.29
  4. Step 4: Simplify right side
    12,775.42x = 76,802,568.51
  5. Step 5: Solve for x
    x = 76,802,568.51/12,775.42
  6. Step 6: Final answer
    x = 6,011.74

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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.