Home / 5,692.24-7,856.40-3,334.64

Finding the Fourth Proportional to 5,692.24, 7,856.40 and 3,334.64

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Solution

The fourth proportional to 5,692.24, 7,856.40 and 3,334.64 is: 4,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.24 : 7,856.40 = 3,334.64 : x
  2. Step 2: Convert to fraction form
    5,692.24/7,856.40 = 3,334.64/x
  3. Step 3: Cross multiply
    5,692.24x = 7,856.40 × 3,334.64
  4. Step 4: Simplify right side
    5,692.24x = 26,198,265.70
  5. Step 5: Solve for x
    x = 26,198,265.70/5,692.24
  6. Step 6: Final answer
    x = 4,602.45

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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.