Home / 1,611.10-2,206.65-1,516.52

Finding the Fourth Proportional to 1,611.10, 2,206.65 and 1,516.52

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Solution

The fourth proportional to 1,611.10, 2,206.65 and 1,516.52 is: 2,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611.10 : 2,206.65 = 1,516.52 : x
  2. Step 2: Convert to fraction form
    1,611.10/2,206.65 = 1,516.52/x
  3. Step 3: Cross multiply
    1,611.10x = 2,206.65 × 1,516.52
  4. Step 4: Simplify right side
    1,611.10x = 3,346,417.82
  5. Step 5: Solve for x
    x = 3,346,417.82/1,611.10
  6. Step 6: Final answer
    x = 2,077.10

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.