Home / 4,102.96-6,153.72-1,329.52

Finding the Fourth Proportional to 4,102.96, 6,153.72 and 1,329.52

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Solution

The fourth proportional to 4,102.96, 6,153.72 and 1,329.52 is: 1,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.96 : 6,153.72 = 1,329.52 : x
  2. Step 2: Convert to fraction form
    4,102.96/6,153.72 = 1,329.52/x
  3. Step 3: Cross multiply
    4,102.96x = 6,153.72 × 1,329.52
  4. Step 4: Simplify right side
    4,102.96x = 8,181,493.81
  5. Step 5: Solve for x
    x = 8,181,493.81/4,102.96
  6. Step 6: Final answer
    x = 1,994.05

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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.