Home / 7,552.40-11,328.60-2,622.05

Finding the Fourth Proportional to 7,552.40, 11,328.60 and 2,622.05

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Solution

The fourth proportional to 7,552.40, 11,328.60 and 2,622.05 is: 3,933.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.40 : 11,328.60 = 2,622.05 : x
  2. Step 2: Convert to fraction form
    7,552.40/11,328.60 = 2,622.05/x
  3. Step 3: Cross multiply
    7,552.40x = 11,328.60 × 2,622.05
  4. Step 4: Simplify right side
    7,552.40x = 29,704,155.63
  5. Step 5: Solve for x
    x = 29,704,155.63/7,552.40
  6. Step 6: Final answer
    x = 3,933.08

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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.