Home / 8,261.04-12,393.99-3,328.14

Finding the Fourth Proportional to 8,261.04, 12,393.99 and 3,328.14

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Solution

The fourth proportional to 8,261.04, 12,393.99 and 3,328.14 is: 4,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261.04 : 12,393.99 = 3,328.14 : x
  2. Step 2: Convert to fraction form
    8,261.04/12,393.99 = 3,328.14/x
  3. Step 3: Cross multiply
    8,261.04x = 12,393.99 × 3,328.14
  4. Step 4: Simplify right side
    8,261.04x = 41,248,925.56
  5. Step 5: Solve for x
    x = 41,248,925.56/8,261.04
  6. Step 6: Final answer
    x = 4,993.19

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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.