Home / 2,548.07-3,516.08-1,603.79

Finding the Fourth Proportional to 2,548.07, 3,516.08 and 1,603.79

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Solution

The fourth proportional to 2,548.07, 3,516.08 and 1,603.79 is: 2,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.07 : 3,516.08 = 1,603.79 : x
  2. Step 2: Convert to fraction form
    2,548.07/3,516.08 = 1,603.79/x
  3. Step 3: Cross multiply
    2,548.07x = 3,516.08 × 1,603.79
  4. Step 4: Simplify right side
    2,548.07x = 5,639,028.34
  5. Step 5: Solve for x
    x = 5,639,028.34/2,548.07
  6. Step 6: Final answer
    x = 2,213.06

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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.