Home / 2,943.64-4,417.68-1,556.77

Finding the Fourth Proportional to 2,943.64, 4,417.68 and 1,556.77

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Solution

The fourth proportional to 2,943.64, 4,417.68 and 1,556.77 is: 2,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.64 : 4,417.68 = 1,556.77 : x
  2. Step 2: Convert to fraction form
    2,943.64/4,417.68 = 1,556.77/x
  3. Step 3: Cross multiply
    2,943.64x = 4,417.68 × 1,556.77
  4. Step 4: Simplify right side
    2,943.64x = 6,877,311.69
  5. Step 5: Solve for x
    x = 6,877,311.69/2,943.64
  6. Step 6: Final answer
    x = 2,336.33

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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.