Home / 2,603.40-3,584.37-2,318.46

Finding the Fourth Proportional to 2,603.40, 3,584.37 and 2,318.46

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Solution

The fourth proportional to 2,603.40, 3,584.37 and 2,318.46 is: 3,192.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.40 : 3,584.37 = 2,318.46 : x
  2. Step 2: Convert to fraction form
    2,603.40/3,584.37 = 2,318.46/x
  3. Step 3: Cross multiply
    2,603.40x = 3,584.37 × 2,318.46
  4. Step 4: Simplify right side
    2,603.40x = 8,310,218.47
  5. Step 5: Solve for x
    x = 8,310,218.47/2,603.40
  6. Step 6: Final answer
    x = 3,192.06

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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.