Home / 2,931.08-4,044.21-1,882.94

Finding the Fourth Proportional to 2,931.08, 4,044.21 and 1,882.94

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Solution

The fourth proportional to 2,931.08, 4,044.21 and 1,882.94 is: 2,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.08 : 4,044.21 = 1,882.94 : x
  2. Step 2: Convert to fraction form
    2,931.08/4,044.21 = 1,882.94/x
  3. Step 3: Cross multiply
    2,931.08x = 4,044.21 × 1,882.94
  4. Step 4: Simplify right side
    2,931.08x = 7,615,004.78
  5. Step 5: Solve for x
    x = 7,615,004.78/2,931.08
  6. Step 6: Final answer
    x = 2,598.02

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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.