Home / 1,931.94-2,901.48-1,008.14

Finding the Fourth Proportional to 1,931.94, 2,901.48 and 1,008.14

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Solution

The fourth proportional to 1,931.94, 2,901.48 and 1,008.14 is: 1,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.94 : 2,901.48 = 1,008.14 : x
  2. Step 2: Convert to fraction form
    1,931.94/2,901.48 = 1,008.14/x
  3. Step 3: Cross multiply
    1,931.94x = 2,901.48 × 1,008.14
  4. Step 4: Simplify right side
    1,931.94x = 2,925,098.05
  5. Step 5: Solve for x
    x = 2,925,098.05/1,931.94
  6. Step 6: Final answer
    x = 1,514.07

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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.