Home / 8,153.04-12,230.36-2,959.32

Finding the Fourth Proportional to 8,153.04, 12,230.36 and 2,959.32

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Solution

The fourth proportional to 8,153.04, 12,230.36 and 2,959.32 is: 4,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.04 : 12,230.36 = 2,959.32 : x
  2. Step 2: Convert to fraction form
    8,153.04/12,230.36 = 2,959.32/x
  3. Step 3: Cross multiply
    8,153.04x = 12,230.36 × 2,959.32
  4. Step 4: Simplify right side
    8,153.04x = 36,193,548.96
  5. Step 5: Solve for x
    x = 36,193,548.96/8,153.04
  6. Step 6: Final answer
    x = 4,439.27

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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.