Home / 3,603.47-4,930.03-3,587.90

Finding the Fourth Proportional to 3,603.47, 4,930.03 and 3,587.90

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Solution

The fourth proportional to 3,603.47, 4,930.03 and 3,587.90 is: 4,908.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.47 : 4,930.03 = 3,587.90 : x
  2. Step 2: Convert to fraction form
    3,603.47/4,930.03 = 3,587.90/x
  3. Step 3: Cross multiply
    3,603.47x = 4,930.03 × 3,587.90
  4. Step 4: Simplify right side
    3,603.47x = 17,688,454.64
  5. Step 5: Solve for x
    x = 17,688,454.64/3,603.47
  6. Step 6: Final answer
    x = 4,908.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.