Home / 2,363.49-3,261.48-1,315.62

Finding the Fourth Proportional to 2,363.49, 3,261.48 and 1,315.62

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Solution

The fourth proportional to 2,363.49, 3,261.48 and 1,315.62 is: 1,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.49 : 3,261.48 = 1,315.62 : x
  2. Step 2: Convert to fraction form
    2,363.49/3,261.48 = 1,315.62/x
  3. Step 3: Cross multiply
    2,363.49x = 3,261.48 × 1,315.62
  4. Step 4: Simplify right side
    2,363.49x = 4,290,868.32
  5. Step 5: Solve for x
    x = 4,290,868.32/2,363.49
  6. Step 6: Final answer
    x = 1,815.48

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1.5x scale

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.