Home / 3,263.77-4,887.78-1,618.03

Finding the Fourth Proportional to 3,263.77, 4,887.78 and 1,618.03

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Solution

The fourth proportional to 3,263.77, 4,887.78 and 1,618.03 is: 2,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.77 : 4,887.78 = 1,618.03 : x
  2. Step 2: Convert to fraction form
    3,263.77/4,887.78 = 1,618.03/x
  3. Step 3: Cross multiply
    3,263.77x = 4,887.78 × 1,618.03
  4. Step 4: Simplify right side
    3,263.77x = 7,908,574.67
  5. Step 5: Solve for x
    x = 7,908,574.67/3,263.77
  6. Step 6: Final answer
    x = 2,423.14

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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.