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Finding the Fourth Proportional to 1,757.63, 2,425.95 and 1,059.01

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Solution

The fourth proportional to 1,757.63, 2,425.95 and 1,059.01 is: 1,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.63 : 2,425.95 = 1,059.01 : x
  2. Step 2: Convert to fraction form
    1,757.63/2,425.95 = 1,059.01/x
  3. Step 3: Cross multiply
    1,757.63x = 2,425.95 × 1,059.01
  4. Step 4: Simplify right side
    1,757.63x = 2,569,099.24
  5. Step 5: Solve for x
    x = 2,569,099.24/1,757.63
  6. Step 6: Final answer
    x = 1,461.68

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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.