Home / 3,477.30-5,216.22-1,012.16

Finding the Fourth Proportional to 3,477.30, 5,216.22 and 1,012.16

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Solution

The fourth proportional to 3,477.30, 5,216.22 and 1,012.16 is: 1,518.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.30 : 5,216.22 = 1,012.16 : x
  2. Step 2: Convert to fraction form
    3,477.30/5,216.22 = 1,012.16/x
  3. Step 3: Cross multiply
    3,477.30x = 5,216.22 × 1,012.16
  4. Step 4: Simplify right side
    3,477.30x = 5,279,649.24
  5. Step 5: Solve for x
    x = 5,279,649.24/3,477.30
  6. Step 6: Final answer
    x = 1,518.32

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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.