Home / 3,567.15-4,921.95-1,994.94

Finding the Fourth Proportional to 3,567.15, 4,921.95 and 1,994.94

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Solution

The fourth proportional to 3,567.15, 4,921.95 and 1,994.94 is: 2,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.15 : 4,921.95 = 1,994.94 : x
  2. Step 2: Convert to fraction form
    3,567.15/4,921.95 = 1,994.94/x
  3. Step 3: Cross multiply
    3,567.15x = 4,921.95 × 1,994.94
  4. Step 4: Simplify right side
    3,567.15x = 9,818,994.93
  5. Step 5: Solve for x
    x = 9,818,994.93/3,567.15
  6. Step 6: Final answer
    x = 2,752.62

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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.