Home / 11,019.35-15,206.47-5,983.45

Finding the Fourth Proportional to 11,019.35, 15,206.47 and 5,983.45

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Solution

The fourth proportional to 11,019.35, 15,206.47 and 5,983.45 is: 8,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.35 : 15,206.47 = 5,983.45 : x
  2. Step 2: Convert to fraction form
    11,019.35/15,206.47 = 5,983.45/x
  3. Step 3: Cross multiply
    11,019.35x = 15,206.47 × 5,983.45
  4. Step 4: Simplify right side
    11,019.35x = 90,987,152.92
  5. Step 5: Solve for x
    x = 90,987,152.92/11,019.35
  6. Step 6: Final answer
    x = 8,257.03

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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.