Home / 6,031.89-9,047.40-1,871.79

Finding the Fourth Proportional to 6,031.89, 9,047.40 and 1,871.79

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Solution

The fourth proportional to 6,031.89, 9,047.40 and 1,871.79 is: 2,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.89 : 9,047.40 = 1,871.79 : x
  2. Step 2: Convert to fraction form
    6,031.89/9,047.40 = 1,871.79/x
  3. Step 3: Cross multiply
    6,031.89x = 9,047.40 × 1,871.79
  4. Step 4: Simplify right side
    6,031.89x = 16,934,825.83
  5. Step 5: Solve for x
    x = 16,934,825.83/6,031.89
  6. Step 6: Final answer
    x = 2,807.55

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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.