Home / 8,820.24-13,223.88-4,206.48

Finding the Fourth Proportional to 8,820.24, 13,223.88 and 4,206.48

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Solution

The fourth proportional to 8,820.24, 13,223.88 and 4,206.48 is: 6,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.24 : 13,223.88 = 4,206.48 : x
  2. Step 2: Convert to fraction form
    8,820.24/13,223.88 = 4,206.48/x
  3. Step 3: Cross multiply
    8,820.24x = 13,223.88 × 4,206.48
  4. Step 4: Simplify right side
    8,820.24x = 55,625,986.74
  5. Step 5: Solve for x
    x = 55,625,986.74/8,820.24
  6. Step 6: Final answer
    x = 6,306.63

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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.