Home / 3,031.01-4,182.50-1,771.66

Finding the Fourth Proportional to 3,031.01, 4,182.50 and 1,771.66

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Solution

The fourth proportional to 3,031.01, 4,182.50 and 1,771.66 is: 2,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.01 : 4,182.50 = 1,771.66 : x
  2. Step 2: Convert to fraction form
    3,031.01/4,182.50 = 1,771.66/x
  3. Step 3: Cross multiply
    3,031.01x = 4,182.50 × 1,771.66
  4. Step 4: Simplify right side
    3,031.01x = 7,409,967.95
  5. Step 5: Solve for x
    x = 7,409,967.95/3,031.01
  6. Step 6: Final answer
    x = 2,444.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.