Home / 6,403.82-9,603.54-3,114.82

Finding the Fourth Proportional to 6,403.82, 9,603.54 and 3,114.82

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Solution

The fourth proportional to 6,403.82, 9,603.54 and 3,114.82 is: 4,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.82 : 9,603.54 = 3,114.82 : x
  2. Step 2: Convert to fraction form
    6,403.82/9,603.54 = 3,114.82/x
  3. Step 3: Cross multiply
    6,403.82x = 9,603.54 × 3,114.82
  4. Step 4: Simplify right side
    6,403.82x = 29,913,298.46
  5. Step 5: Solve for x
    x = 29,913,298.46/6,403.82
  6. Step 6: Final answer
    x = 4,671.16

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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.