Home / 5,020.77-6,927.35-3,031.32

Finding the Fourth Proportional to 5,020.77, 6,927.35 and 3,031.32

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Solution

The fourth proportional to 5,020.77, 6,927.35 and 3,031.32 is: 4,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.77 : 6,927.35 = 3,031.32 : x
  2. Step 2: Convert to fraction form
    5,020.77/6,927.35 = 3,031.32/x
  3. Step 3: Cross multiply
    5,020.77x = 6,927.35 × 3,031.32
  4. Step 4: Simplify right side
    5,020.77x = 20,998,999.45
  5. Step 5: Solve for x
    x = 20,998,999.45/5,020.77
  6. Step 6: Final answer
    x = 4,182.43

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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.