Home / 4,734.12-6,533.88-3,140.76

Finding the Fourth Proportional to 4,734.12, 6,533.88 and 3,140.76

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Solution

The fourth proportional to 4,734.12, 6,533.88 and 3,140.76 is: 4,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.12 : 6,533.88 = 3,140.76 : x
  2. Step 2: Convert to fraction form
    4,734.12/6,533.88 = 3,140.76/x
  3. Step 3: Cross multiply
    4,734.12x = 6,533.88 × 3,140.76
  4. Step 4: Simplify right side
    4,734.12x = 20,521,348.95
  5. Step 5: Solve for x
    x = 20,521,348.95/4,734.12
  6. Step 6: Final answer
    x = 4,334.78

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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.