Home / 4,103.55-6,154.63-1,329.82

Finding the Fourth Proportional to 4,103.55, 6,154.63 and 1,329.82

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Solution

The fourth proportional to 4,103.55, 6,154.63 and 1,329.82 is: 1,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.55 : 6,154.63 = 1,329.82 : x
  2. Step 2: Convert to fraction form
    4,103.55/6,154.63 = 1,329.82/x
  3. Step 3: Cross multiply
    4,103.55x = 6,154.63 × 1,329.82
  4. Step 4: Simplify right side
    4,103.55x = 8,184,550.07
  5. Step 5: Solve for x
    x = 8,184,550.07/4,103.55
  6. Step 6: Final answer
    x = 1,994.50

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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.