Home / 8,022.34-12,013.89-4,903.66

Finding the Fourth Proportional to 8,022.34, 12,013.89 and 4,903.66

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Solution

The fourth proportional to 8,022.34, 12,013.89 and 4,903.66 is: 7,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.34 : 12,013.89 = 4,903.66 : x
  2. Step 2: Convert to fraction form
    8,022.34/12,013.89 = 4,903.66/x
  3. Step 3: Cross multiply
    8,022.34x = 12,013.89 × 4,903.66
  4. Step 4: Simplify right side
    8,022.34x = 58,912,031.84
  5. Step 5: Solve for x
    x = 58,912,031.84/8,022.34
  6. Step 6: Final answer
    x = 7,343.50

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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.