Home / 7,411.42-11,115.24-3,028.06

Finding the Fourth Proportional to 7,411.42, 11,115.24 and 3,028.06

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Solution

The fourth proportional to 7,411.42, 11,115.24 and 3,028.06 is: 4,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.42 : 11,115.24 = 3,028.06 : x
  2. Step 2: Convert to fraction form
    7,411.42/11,115.24 = 3,028.06/x
  3. Step 3: Cross multiply
    7,411.42x = 11,115.24 × 3,028.06
  4. Step 4: Simplify right side
    7,411.42x = 33,657,613.63
  5. Step 5: Solve for x
    x = 33,657,613.63/7,411.42
  6. Step 6: Final answer
    x = 4,541.32

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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.