Home / 4,103.02-6,155.38-1,329.63

Finding the Fourth Proportional to 4,103.02, 6,155.38 and 1,329.63

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Solution

The fourth proportional to 4,103.02, 6,155.38 and 1,329.63 is: 1,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.02 : 6,155.38 = 1,329.63 : x
  2. Step 2: Convert to fraction form
    4,103.02/6,155.38 = 1,329.63/x
  3. Step 3: Cross multiply
    4,103.02x = 6,155.38 × 1,329.63
  4. Step 4: Simplify right side
    4,103.02x = 8,184,363.27
  5. Step 5: Solve for x
    x = 8,184,363.27/4,103.02
  6. Step 6: Final answer
    x = 1,994.72

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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.