Home / 8,157.04-12,240.40-2,963.32

Finding the Fourth Proportional to 8,157.04, 12,240.40 and 2,963.32

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Solution

The fourth proportional to 8,157.04, 12,240.40 and 2,963.32 is: 4,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.04 : 12,240.40 = 2,963.32 : x
  2. Step 2: Convert to fraction form
    8,157.04/12,240.40 = 2,963.32/x
  3. Step 3: Cross multiply
    8,157.04x = 12,240.40 × 2,963.32
  4. Step 4: Simplify right side
    8,157.04x = 36,272,222.13
  5. Step 5: Solve for x
    x = 36,272,222.13/8,157.04
  6. Step 6: Final answer
    x = 4,446.74

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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.