Home / 5,921.29-8,880.01-1,971.48

Finding the Fourth Proportional to 5,921.29, 8,880.01 and 1,971.48

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Solution

The fourth proportional to 5,921.29, 8,880.01 and 1,971.48 is: 2,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.29 : 8,880.01 = 1,971.48 : x
  2. Step 2: Convert to fraction form
    5,921.29/8,880.01 = 1,971.48/x
  3. Step 3: Cross multiply
    5,921.29x = 8,880.01 × 1,971.48
  4. Step 4: Simplify right side
    5,921.29x = 17,506,789.10
  5. Step 5: Solve for x
    x = 17,506,789.10/5,921.29
  6. Step 6: Final answer
    x = 2,956.58

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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.