Home / 2,106.57-2,903.13-1,516.08

Finding the Fourth Proportional to 2,106.57, 2,903.13 and 1,516.08

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Solution

The fourth proportional to 2,106.57, 2,903.13 and 1,516.08 is: 2,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.57 : 2,903.13 = 1,516.08 : x
  2. Step 2: Convert to fraction form
    2,106.57/2,903.13 = 1,516.08/x
  3. Step 3: Cross multiply
    2,106.57x = 2,903.13 × 1,516.08
  4. Step 4: Simplify right side
    2,106.57x = 4,401,377.33
  5. Step 5: Solve for x
    x = 4,401,377.33/2,106.57
  6. Step 6: Final answer
    x = 2,089.36

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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.