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Finding the Fourth Proportional to 2,599.59, 3,899.27 and 750.67

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Solution

The fourth proportional to 2,599.59, 3,899.27 and 750.67 is: 1,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.59 : 3,899.27 = 750.67 : x
  2. Step 2: Convert to fraction form
    2,599.59/3,899.27 = 750.67/x
  3. Step 3: Cross multiply
    2,599.59x = 3,899.27 × 750.67
  4. Step 4: Simplify right side
    2,599.59x = 2,927,057.14
  5. Step 5: Solve for x
    x = 2,927,057.14/2,599.59
  6. Step 6: Final answer
    x = 1,125.97

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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.