Home / 10,018.06-13,824.51-5,480.66

Finding the Fourth Proportional to 10,018.06, 13,824.51 and 5,480.66

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Solution

The fourth proportional to 10,018.06, 13,824.51 and 5,480.66 is: 7,563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.06 : 13,824.51 = 5,480.66 : x
  2. Step 2: Convert to fraction form
    10,018.06/13,824.51 = 5,480.66/x
  3. Step 3: Cross multiply
    10,018.06x = 13,824.51 × 5,480.66
  4. Step 4: Simplify right side
    10,018.06x = 75,767,438.98
  5. Step 5: Solve for x
    x = 75,767,438.98/10,018.06
  6. Step 6: Final answer
    x = 7,563.08

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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.