Home / 3,556.30-5,332.17-1,477.74

Finding the Fourth Proportional to 3,556.30, 5,332.17 and 1,477.74

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Solution

The fourth proportional to 3,556.30, 5,332.17 and 1,477.74 is: 2,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.30 : 5,332.17 = 1,477.74 : x
  2. Step 2: Convert to fraction form
    3,556.30/5,332.17 = 1,477.74/x
  3. Step 3: Cross multiply
    3,556.30x = 5,332.17 × 1,477.74
  4. Step 4: Simplify right side
    3,556.30x = 7,879,560.90
  5. Step 5: Solve for x
    x = 7,879,560.90/3,556.30
  6. Step 6: Final answer
    x = 2,215.66

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1.5x scale

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.