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Finding the Fourth Proportional to 1,750.57, 2,415.77 and 1,051.94

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Solution

The fourth proportional to 1,750.57, 2,415.77 and 1,051.94 is: 1,451.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.57 : 2,415.77 = 1,051.94 : x
  2. Step 2: Convert to fraction form
    1,750.57/2,415.77 = 1,051.94/x
  3. Step 3: Cross multiply
    1,750.57x = 2,415.77 × 1,051.94
  4. Step 4: Simplify right side
    1,750.57x = 2,541,245.09
  5. Step 5: Solve for x
    x = 2,541,245.09/1,750.57
  6. Step 6: Final answer
    x = 1,451.67

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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.