Home / 2,603.22-3,906.56-2,430.23

Finding the Fourth Proportional to 2,603.22, 3,906.56 and 2,430.23

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Solution

The fourth proportional to 2,603.22, 3,906.56 and 2,430.23 is: 3,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.22 : 3,906.56 = 2,430.23 : x
  2. Step 2: Convert to fraction form
    2,603.22/3,906.56 = 2,430.23/x
  3. Step 3: Cross multiply
    2,603.22x = 3,906.56 × 2,430.23
  4. Step 4: Simplify right side
    2,603.22x = 9,493,807.62
  5. Step 5: Solve for x
    x = 9,493,807.62/2,603.22
  6. Step 6: Final answer
    x = 3,646.95

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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.