Home / 3,556.16-5,323.30-2,320.91

Finding the Fourth Proportional to 3,556.16, 5,323.30 and 2,320.91

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Solution

The fourth proportional to 3,556.16, 5,323.30 and 2,320.91 is: 3,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.16 : 5,323.30 = 2,320.91 : x
  2. Step 2: Convert to fraction form
    3,556.16/5,323.30 = 2,320.91/x
  3. Step 3: Cross multiply
    3,556.16x = 5,323.30 × 2,320.91
  4. Step 4: Simplify right side
    3,556.16x = 12,354,907.71
  5. Step 5: Solve for x
    x = 12,354,907.71/3,556.16
  6. Step 6: Final answer
    x = 3,474.22

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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.