Home / 2,516.55-3,473.01-1,521.87

Finding the Fourth Proportional to 2,516.55, 3,473.01 and 1,521.87

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Solution

The fourth proportional to 2,516.55, 3,473.01 and 1,521.87 is: 2,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.55 : 3,473.01 = 1,521.87 : x
  2. Step 2: Convert to fraction form
    2,516.55/3,473.01 = 1,521.87/x
  3. Step 3: Cross multiply
    2,516.55x = 3,473.01 × 1,521.87
  4. Step 4: Simplify right side
    2,516.55x = 5,285,462.12
  5. Step 5: Solve for x
    x = 5,285,462.12/2,516.55
  6. Step 6: Final answer
    x = 2,100.28

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1.5x scale

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.