Home / 1,516.24-2,262.47-1,423.36

Finding the Fourth Proportional to 1,516.24, 2,262.47 and 1,423.36

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Solution

The fourth proportional to 1,516.24, 2,262.47 and 1,423.36 is: 2,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.24 : 2,262.47 = 1,423.36 : x
  2. Step 2: Convert to fraction form
    1,516.24/2,262.47 = 1,423.36/x
  3. Step 3: Cross multiply
    1,516.24x = 2,262.47 × 1,423.36
  4. Step 4: Simplify right side
    1,516.24x = 3,220,309.30
  5. Step 5: Solve for x
    x = 3,220,309.30/1,516.24
  6. Step 6: Final answer
    x = 2,123.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.