Home / 7,484.45-11,226.27-2,290.32

Finding the Fourth Proportional to 7,484.45, 11,226.27 and 2,290.32

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Solution

The fourth proportional to 7,484.45, 11,226.27 and 2,290.32 is: 3,435.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.45 : 11,226.27 = 2,290.32 : x
  2. Step 2: Convert to fraction form
    7,484.45/11,226.27 = 2,290.32/x
  3. Step 3: Cross multiply
    7,484.45x = 11,226.27 × 2,290.32
  4. Step 4: Simplify right side
    7,484.45x = 25,711,750.71
  5. Step 5: Solve for x
    x = 25,711,750.71/7,484.45
  6. Step 6: Final answer
    x = 3,435.36

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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.