Home / 2,368.20-3,264.71-1,657.85

Finding the Fourth Proportional to 2,368.20, 3,264.71 and 1,657.85

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Solution

The fourth proportional to 2,368.20, 3,264.71 and 1,657.85 is: 2,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.20 : 3,264.71 = 1,657.85 : x
  2. Step 2: Convert to fraction form
    2,368.20/3,264.71 = 1,657.85/x
  3. Step 3: Cross multiply
    2,368.20x = 3,264.71 × 1,657.85
  4. Step 4: Simplify right side
    2,368.20x = 5,412,399.35
  5. Step 5: Solve for x
    x = 5,412,399.35/2,368.20
  6. Step 6: Final answer
    x = 2,285.45

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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.