Home / 3,525.16-5,275.34-2,830.12

Finding the Fourth Proportional to 3,525.16, 5,275.34 and 2,830.12

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Solution

The fourth proportional to 3,525.16, 5,275.34 and 2,830.12 is: 4,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.16 : 5,275.34 = 2,830.12 : x
  2. Step 2: Convert to fraction form
    3,525.16/5,275.34 = 2,830.12/x
  3. Step 3: Cross multiply
    3,525.16x = 5,275.34 × 2,830.12
  4. Step 4: Simplify right side
    3,525.16x = 14,929,845.24
  5. Step 5: Solve for x
    x = 14,929,845.24/3,525.16
  6. Step 6: Final answer
    x = 4,235.22

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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.