Home / 3,261.95-4,895.48-1,507.76

Finding the Fourth Proportional to 3,261.95, 4,895.48 and 1,507.76

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Solution

The fourth proportional to 3,261.95, 4,895.48 and 1,507.76 is: 2,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.95 : 4,895.48 = 1,507.76 : x
  2. Step 2: Convert to fraction form
    3,261.95/4,895.48 = 1,507.76/x
  3. Step 3: Cross multiply
    3,261.95x = 4,895.48 × 1,507.76
  4. Step 4: Simplify right side
    3,261.95x = 7,381,188.22
  5. Step 5: Solve for x
    x = 7,381,188.22/3,261.95
  6. Step 6: Final answer
    x = 2,262.82

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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.