Home / 6,315.83-9,475.60-3,031.68

Finding the Fourth Proportional to 6,315.83, 9,475.60 and 3,031.68

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Solution

The fourth proportional to 6,315.83, 9,475.60 and 3,031.68 is: 4,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.83 : 9,475.60 = 3,031.68 : x
  2. Step 2: Convert to fraction form
    6,315.83/9,475.60 = 3,031.68/x
  3. Step 3: Cross multiply
    6,315.83x = 9,475.60 × 3,031.68
  4. Step 4: Simplify right side
    6,315.83x = 28,726,987.01
  5. Step 5: Solve for x
    x = 28,726,987.01/6,315.83
  6. Step 6: Final answer
    x = 4,548.41

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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.