Home / 2,405.49-3,607.83-1,710.05

Finding the Fourth Proportional to 2,405.49, 3,607.83 and 1,710.05

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Solution

The fourth proportional to 2,405.49, 3,607.83 and 1,710.05 is: 2,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.49 : 3,607.83 = 1,710.05 : x
  2. Step 2: Convert to fraction form
    2,405.49/3,607.83 = 1,710.05/x
  3. Step 3: Cross multiply
    2,405.49x = 3,607.83 × 1,710.05
  4. Step 4: Simplify right side
    2,405.49x = 6,169,551.65
  5. Step 5: Solve for x
    x = 6,169,551.65/2,405.49
  6. Step 6: Final answer
    x = 2,564.78

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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.