Home / 2,363.02-3,261.42-1,315.18

Finding the Fourth Proportional to 2,363.02, 3,261.42 and 1,315.18

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Solution

The fourth proportional to 2,363.02, 3,261.42 and 1,315.18 is: 1,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.02 : 3,261.42 = 1,315.18 : x
  2. Step 2: Convert to fraction form
    2,363.02/3,261.42 = 1,315.18/x
  3. Step 3: Cross multiply
    2,363.02x = 3,261.42 × 1,315.18
  4. Step 4: Simplify right side
    2,363.02x = 4,289,354.36
  5. Step 5: Solve for x
    x = 4,289,354.36/2,363.02
  6. Step 6: Final answer
    x = 1,815.20

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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.