Home / 11,331.01-15,636.33-6,295.45

Finding the Fourth Proportional to 11,331.01, 15,636.33 and 6,295.45

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Solution

The fourth proportional to 11,331.01, 15,636.33 and 6,295.45 is: 8,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.01 : 15,636.33 = 6,295.45 : x
  2. Step 2: Convert to fraction form
    11,331.01/15,636.33 = 6,295.45/x
  3. Step 3: Cross multiply
    11,331.01x = 15,636.33 × 6,295.45
  4. Step 4: Simplify right side
    11,331.01x = 98,437,733.70
  5. Step 5: Solve for x
    x = 98,437,733.70/11,331.01
  6. Step 6: Final answer
    x = 8,687.46

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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.