Home / 1,877.04-2,811.24-1,563.30

Finding the Fourth Proportional to 1,877.04, 2,811.24 and 1,563.30

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Solution

The fourth proportional to 1,877.04, 2,811.24 and 1,563.30 is: 2,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.04 : 2,811.24 = 1,563.30 : x
  2. Step 2: Convert to fraction form
    1,877.04/2,811.24 = 1,563.30/x
  3. Step 3: Cross multiply
    1,877.04x = 2,811.24 × 1,563.30
  4. Step 4: Simplify right side
    1,877.04x = 4,394,811.49
  5. Step 5: Solve for x
    x = 4,394,811.49/1,877.04
  6. Step 6: Final answer
    x = 2,341.35

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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.