Home / 7,925.18-10,936.27-4,388.18

Finding the Fourth Proportional to 7,925.18, 10,936.27 and 4,388.18

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Solution

The fourth proportional to 7,925.18, 10,936.27 and 4,388.18 is: 6,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.18 : 10,936.27 = 4,388.18 : x
  2. Step 2: Convert to fraction form
    7,925.18/10,936.27 = 4,388.18/x
  3. Step 3: Cross multiply
    7,925.18x = 10,936.27 × 4,388.18
  4. Step 4: Simplify right side
    7,925.18x = 47,990,321.29
  5. Step 5: Solve for x
    x = 47,990,321.29/7,925.18
  6. Step 6: Final answer
    x = 6,055.42

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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.