Home / 5,424.42-7,485.66-3,034.40

Finding the Fourth Proportional to 5,424.42, 7,485.66 and 3,034.40

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Solution

The fourth proportional to 5,424.42, 7,485.66 and 3,034.40 is: 4,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.42 : 7,485.66 = 3,034.40 : x
  2. Step 2: Convert to fraction form
    5,424.42/7,485.66 = 3,034.40/x
  3. Step 3: Cross multiply
    5,424.42x = 7,485.66 × 3,034.40
  4. Step 4: Simplify right side
    5,424.42x = 22,714,449.28
  5. Step 5: Solve for x
    x = 22,714,449.28/5,424.42
  6. Step 6: Final answer
    x = 4,187.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.