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Finding the Fourth Proportional to 5,889.60, 8,834.70 and 1,507.09

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Solution

The fourth proportional to 5,889.60, 8,834.70 and 1,507.09 is: 2,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.60 : 8,834.70 = 1,507.09 : x
  2. Step 2: Convert to fraction form
    5,889.60/8,834.70 = 1,507.09/x
  3. Step 3: Cross multiply
    5,889.60x = 8,834.70 × 1,507.09
  4. Step 4: Simplify right side
    5,889.60x = 13,314,680.49
  5. Step 5: Solve for x
    x = 13,314,680.49/5,889.60
  6. Step 6: Final answer
    x = 2,260.71

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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.