Home / 8,353.21-11,527.40-4,576.61

Finding the Fourth Proportional to 8,353.21, 11,527.40 and 4,576.61

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Solution

The fourth proportional to 8,353.21, 11,527.40 and 4,576.61 is: 6,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.21 : 11,527.40 = 4,576.61 : x
  2. Step 2: Convert to fraction form
    8,353.21/11,527.40 = 4,576.61/x
  3. Step 3: Cross multiply
    8,353.21x = 11,527.40 × 4,576.61
  4. Step 4: Simplify right side
    8,353.21x = 52,756,396.21
  5. Step 5: Solve for x
    x = 52,756,396.21/8,353.21
  6. Step 6: Final answer
    x = 6,315.70

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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.