Home / 8,875.96-13,318.80-5,956.72

Finding the Fourth Proportional to 8,875.96, 13,318.80 and 5,956.72

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Solution

The fourth proportional to 8,875.96, 13,318.80 and 5,956.72 is: 8,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.96 : 13,318.80 = 5,956.72 : x
  2. Step 2: Convert to fraction form
    8,875.96/13,318.80 = 5,956.72/x
  3. Step 3: Cross multiply
    8,875.96x = 13,318.80 × 5,956.72
  4. Step 4: Simplify right side
    8,875.96x = 79,336,362.34
  5. Step 5: Solve for x
    x = 79,336,362.34/8,875.96
  6. Step 6: Final answer
    x = 8,938.34

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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.