Home / 8,853.17-12,217.47-4,820.03

Finding the Fourth Proportional to 8,853.17, 12,217.47 and 4,820.03

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Solution

The fourth proportional to 8,853.17, 12,217.47 and 4,820.03 is: 6,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.17 : 12,217.47 = 4,820.03 : x
  2. Step 2: Convert to fraction form
    8,853.17/12,217.47 = 4,820.03/x
  3. Step 3: Cross multiply
    8,853.17x = 12,217.47 × 4,820.03
  4. Step 4: Simplify right side
    8,853.17x = 58,888,510.84
  5. Step 5: Solve for x
    x = 58,888,510.84/8,853.17
  6. Step 6: Final answer
    x = 6,651.69

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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.