Home / 5,334.31-8,001.60-1,871.56

Finding the Fourth Proportional to 5,334.31, 8,001.60 and 1,871.56

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Solution

The fourth proportional to 5,334.31, 8,001.60 and 1,871.56 is: 2,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.31 : 8,001.60 = 1,871.56 : x
  2. Step 2: Convert to fraction form
    5,334.31/8,001.60 = 1,871.56/x
  3. Step 3: Cross multiply
    5,334.31x = 8,001.60 × 1,871.56
  4. Step 4: Simplify right side
    5,334.31x = 14,975,474.50
  5. Step 5: Solve for x
    x = 14,975,474.50/5,334.31
  6. Step 6: Final answer
    x = 2,807.39

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1.5x scale

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.