Home / 2,349.47-3,525.73-1,118.27

Finding the Fourth Proportional to 2,349.47, 3,525.73 and 1,118.27

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Solution

The fourth proportional to 2,349.47, 3,525.73 and 1,118.27 is: 1,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.47 : 3,525.73 = 1,118.27 : x
  2. Step 2: Convert to fraction form
    2,349.47/3,525.73 = 1,118.27/x
  3. Step 3: Cross multiply
    2,349.47x = 3,525.73 × 1,118.27
  4. Step 4: Simplify right side
    2,349.47x = 3,942,724.11
  5. Step 5: Solve for x
    x = 3,942,724.11/2,349.47
  6. Step 6: Final answer
    x = 1,678.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.