Home / 1,916.04-2,875.10-1,337.80

Finding the Fourth Proportional to 1,916.04, 2,875.10 and 1,337.80

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Solution

The fourth proportional to 1,916.04, 2,875.10 and 1,337.80 is: 2,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916.04 : 2,875.10 = 1,337.80 : x
  2. Step 2: Convert to fraction form
    1,916.04/2,875.10 = 1,337.80/x
  3. Step 3: Cross multiply
    1,916.04x = 2,875.10 × 1,337.80
  4. Step 4: Simplify right side
    1,916.04x = 3,846,308.78
  5. Step 5: Solve for x
    x = 3,846,308.78/1,916.04
  6. Step 6: Final answer
    x = 2,007.43

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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.