Home / 9,310.65-12,847.28-5,533.74

Finding the Fourth Proportional to 9,310.65, 12,847.28 and 5,533.74

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Solution

The fourth proportional to 9,310.65, 12,847.28 and 5,533.74 is: 7,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310.65 : 12,847.28 = 5,533.74 : x
  2. Step 2: Convert to fraction form
    9,310.65/12,847.28 = 5,533.74/x
  3. Step 3: Cross multiply
    9,310.65x = 12,847.28 × 5,533.74
  4. Step 4: Simplify right side
    9,310.65x = 71,093,479.56
  5. Step 5: Solve for x
    x = 71,093,479.56/9,310.65
  6. Step 6: Final answer
    x = 7,635.72

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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.