Home / 6,267.54-8,649.09-3,615.06

Finding the Fourth Proportional to 6,267.54, 8,649.09 and 3,615.06

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Solution

The fourth proportional to 6,267.54, 8,649.09 and 3,615.06 is: 4,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.54 : 8,649.09 = 3,615.06 : x
  2. Step 2: Convert to fraction form
    6,267.54/8,649.09 = 3,615.06/x
  3. Step 3: Cross multiply
    6,267.54x = 8,649.09 × 3,615.06
  4. Step 4: Simplify right side
    6,267.54x = 31,266,979.30
  5. Step 5: Solve for x
    x = 31,266,979.30/6,267.54
  6. Step 6: Final answer
    x = 4,988.72

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1.5x scale

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.