Home / 8,877.51-13,318.83-2,873.46

Finding the Fourth Proportional to 8,877.51, 13,318.83 and 2,873.46

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Solution

The fourth proportional to 8,877.51, 13,318.83 and 2,873.46 is: 4,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.51 : 13,318.83 = 2,873.46 : x
  2. Step 2: Convert to fraction form
    8,877.51/13,318.83 = 2,873.46/x
  3. Step 3: Cross multiply
    8,877.51x = 13,318.83 × 2,873.46
  4. Step 4: Simplify right side
    8,877.51x = 38,271,125.25
  5. Step 5: Solve for x
    x = 38,271,125.25/8,877.51
  6. Step 6: Final answer
    x = 4,311.02

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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.