Home / 2,461.65-3,397.81-1,611.03

Finding the Fourth Proportional to 2,461.65, 3,397.81 and 1,611.03

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Solution

The fourth proportional to 2,461.65, 3,397.81 and 1,611.03 is: 2,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.65 : 3,397.81 = 1,611.03 : x
  2. Step 2: Convert to fraction form
    2,461.65/3,397.81 = 1,611.03/x
  3. Step 3: Cross multiply
    2,461.65x = 3,397.81 × 1,611.03
  4. Step 4: Simplify right side
    2,461.65x = 5,473,973.84
  5. Step 5: Solve for x
    x = 5,473,973.84/2,461.65
  6. Step 6: Final answer
    x = 2,223.70

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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.