Home / 6,686.34-9,227.48-3,702.50

Finding the Fourth Proportional to 6,686.34, 9,227.48 and 3,702.50

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Solution

The fourth proportional to 6,686.34, 9,227.48 and 3,702.50 is: 5,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.34 : 9,227.48 = 3,702.50 : x
  2. Step 2: Convert to fraction form
    6,686.34/9,227.48 = 3,702.50/x
  3. Step 3: Cross multiply
    6,686.34x = 9,227.48 × 3,702.50
  4. Step 4: Simplify right side
    6,686.34x = 34,164,744.70
  5. Step 5: Solve for x
    x = 34,164,744.70/6,686.34
  6. Step 6: Final answer
    x = 5,109.63

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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.