Home / 1,556.42-2,336.14-1,553.99

Finding the Fourth Proportional to 1,556.42, 2,336.14 and 1,553.99

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Solution

The fourth proportional to 1,556.42, 2,336.14 and 1,553.99 is: 2,332.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.42 : 2,336.14 = 1,553.99 : x
  2. Step 2: Convert to fraction form
    1,556.42/2,336.14 = 1,553.99/x
  3. Step 3: Cross multiply
    1,556.42x = 2,336.14 × 1,553.99
  4. Step 4: Simplify right side
    1,556.42x = 3,630,328.46
  5. Step 5: Solve for x
    x = 3,630,328.46/1,556.42
  6. Step 6: Final answer
    x = 2,332.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.