Home / 8,859.07-13,262.86-5,149.99

Finding the Fourth Proportional to 8,859.07, 13,262.86 and 5,149.99

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Solution

The fourth proportional to 8,859.07, 13,262.86 and 5,149.99 is: 7,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859.07 : 13,262.86 = 5,149.99 : x
  2. Step 2: Convert to fraction form
    8,859.07/13,262.86 = 5,149.99/x
  3. Step 3: Cross multiply
    8,859.07x = 13,262.86 × 5,149.99
  4. Step 4: Simplify right side
    8,859.07x = 68,303,596.37
  5. Step 5: Solve for x
    x = 68,303,596.37/8,859.07
  6. Step 6: Final answer
    x = 7,710.02

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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.