Home / 8,088.83-12,126.02-3,157.32

Finding the Fourth Proportional to 8,088.83, 12,126.02 and 3,157.32

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Solution

The fourth proportional to 8,088.83, 12,126.02 and 3,157.32 is: 4,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.83 : 12,126.02 = 3,157.32 : x
  2. Step 2: Convert to fraction form
    8,088.83/12,126.02 = 3,157.32/x
  3. Step 3: Cross multiply
    8,088.83x = 12,126.02 × 3,157.32
  4. Step 4: Simplify right side
    8,088.83x = 38,285,725.47
  5. Step 5: Solve for x
    x = 38,285,725.47/8,088.83
  6. Step 6: Final answer
    x = 4,733.16

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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.