Home / 3,603.52-5,403.12-2,445.76

Finding the Fourth Proportional to 3,603.52, 5,403.12 and 2,445.76

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Solution

The fourth proportional to 3,603.52, 5,403.12 and 2,445.76 is: 3,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.52 : 5,403.12 = 2,445.76 : x
  2. Step 2: Convert to fraction form
    3,603.52/5,403.12 = 2,445.76/x
  3. Step 3: Cross multiply
    3,603.52x = 5,403.12 × 2,445.76
  4. Step 4: Simplify right side
    3,603.52x = 13,214,734.77
  5. Step 5: Solve for x
    x = 13,214,734.77/3,603.52
  6. Step 6: Final answer
    x = 3,667.17

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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.