Home / 2,574.30-3,553.05-1,455.25

Finding the Fourth Proportional to 2,574.30, 3,553.05 and 1,455.25

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Solution

The fourth proportional to 2,574.30, 3,553.05 and 1,455.25 is: 2,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.30 : 3,553.05 = 1,455.25 : x
  2. Step 2: Convert to fraction form
    2,574.30/3,553.05 = 1,455.25/x
  3. Step 3: Cross multiply
    2,574.30x = 3,553.05 × 1,455.25
  4. Step 4: Simplify right side
    2,574.30x = 5,170,576.01
  5. Step 5: Solve for x
    x = 5,170,576.01/2,574.30
  6. Step 6: Final answer
    x = 2,008.54

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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.