Home / 4,103.30-6,155.53-1,329.32

Finding the Fourth Proportional to 4,103.30, 6,155.53 and 1,329.32

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Solution

The fourth proportional to 4,103.30, 6,155.53 and 1,329.32 is: 1,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.30 : 6,155.53 = 1,329.32 : x
  2. Step 2: Convert to fraction form
    4,103.30/6,155.53 = 1,329.32/x
  3. Step 3: Cross multiply
    4,103.30x = 6,155.53 × 1,329.32
  4. Step 4: Simplify right side
    4,103.30x = 8,182,681.21
  5. Step 5: Solve for x
    x = 8,182,681.21/4,103.30
  6. Step 6: Final answer
    x = 1,994.17

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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.