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Finding the Fourth Proportional to 6,692.64, 10,038.96 and 2,792.49

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Solution

The fourth proportional to 6,692.64, 10,038.96 and 2,792.49 is: 4,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.64 : 10,038.96 = 2,792.49 : x
  2. Step 2: Convert to fraction form
    6,692.64/10,038.96 = 2,792.49/x
  3. Step 3: Cross multiply
    6,692.64x = 10,038.96 × 2,792.49
  4. Step 4: Simplify right side
    6,692.64x = 28,033,695.41
  5. Step 5: Solve for x
    x = 28,033,695.41/6,692.64
  6. Step 6: Final answer
    x = 4,188.74

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1.5x scale

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.