Home / 2,349.63-3,242.49-1,418.13

Finding the Fourth Proportional to 2,349.63, 3,242.49 and 1,418.13

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Solution

The fourth proportional to 2,349.63, 3,242.49 and 1,418.13 is: 1,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.63 : 3,242.49 = 1,418.13 : x
  2. Step 2: Convert to fraction form
    2,349.63/3,242.49 = 1,418.13/x
  3. Step 3: Cross multiply
    2,349.63x = 3,242.49 × 1,418.13
  4. Step 4: Simplify right side
    2,349.63x = 4,598,249.04
  5. Step 5: Solve for x
    x = 4,598,249.04/2,349.63
  6. Step 6: Final answer
    x = 1,957.01

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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.