Home / 7,623.54-10,519.22-4,480.34

Finding the Fourth Proportional to 7,623.54, 10,519.22 and 4,480.34

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Solution

The fourth proportional to 7,623.54, 10,519.22 and 4,480.34 is: 6,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.54 : 10,519.22 = 4,480.34 : x
  2. Step 2: Convert to fraction form
    7,623.54/10,519.22 = 4,480.34/x
  3. Step 3: Cross multiply
    7,623.54x = 10,519.22 × 4,480.34
  4. Step 4: Simplify right side
    7,623.54x = 47,129,607.14
  5. Step 5: Solve for x
    x = 47,129,607.14/7,623.54
  6. Step 6: Final answer
    x = 6,182.12

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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.