Home / 4,748.40-6,538.80-3,254.76

Finding the Fourth Proportional to 4,748.40, 6,538.80 and 3,254.76

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Solution

The fourth proportional to 4,748.40, 6,538.80 and 3,254.76 is: 4,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.40 : 6,538.80 = 3,254.76 : x
  2. Step 2: Convert to fraction form
    4,748.40/6,538.80 = 3,254.76/x
  3. Step 3: Cross multiply
    4,748.40x = 6,538.80 × 3,254.76
  4. Step 4: Simplify right side
    4,748.40x = 21,282,224.69
  5. Step 5: Solve for x
    x = 21,282,224.69/4,748.40
  6. Step 6: Final answer
    x = 4,481.98

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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.