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Finding the Fourth Proportional to 7,014.61, 9,692.99 and 6,672.92

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Solution

The fourth proportional to 7,014.61, 9,692.99 and 6,672.92 is: 9,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.61 : 9,692.99 = 6,672.92 : x
  2. Step 2: Convert to fraction form
    7,014.61/9,692.99 = 6,672.92/x
  3. Step 3: Cross multiply
    7,014.61x = 9,692.99 × 6,672.92
  4. Step 4: Simplify right side
    7,014.61x = 64,680,587.75
  5. Step 5: Solve for x
    x = 64,680,587.75/7,014.61
  6. Step 6: Final answer
    x = 9,220.84

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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.