Home / 5,569.05-8,353.31-1,871.00

Finding the Fourth Proportional to 5,569.05, 8,353.31 and 1,871.00

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Solution

The fourth proportional to 5,569.05, 8,353.31 and 1,871.00 is: 2,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.05 : 8,353.31 = 1,871.00 : x
  2. Step 2: Convert to fraction form
    5,569.05/8,353.31 = 1,871.00/x
  3. Step 3: Cross multiply
    5,569.05x = 8,353.31 × 1,871.00
  4. Step 4: Simplify right side
    5,569.05x = 15,628,991.89
  5. Step 5: Solve for x
    x = 15,628,991.89/5,569.05
  6. Step 6: Final answer
    x = 2,806.40

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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.