Home / 1,947.04-2,700.68-1,876.99

Finding the Fourth Proportional to 1,947.04, 2,700.68 and 1,876.99

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Solution

The fourth proportional to 1,947.04, 2,700.68 and 1,876.99 is: 2,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947.04 : 2,700.68 = 1,876.99 : x
  2. Step 2: Convert to fraction form
    1,947.04/2,700.68 = 1,876.99/x
  3. Step 3: Cross multiply
    1,947.04x = 2,700.68 × 1,876.99
  4. Step 4: Simplify right side
    1,947.04x = 5,069,149.35
  5. Step 5: Solve for x
    x = 5,069,149.35/1,947.04
  6. Step 6: Final answer
    x = 2,603.52

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.