Home / 1,757.34-2,425.90-1,337.76

Finding the Fourth Proportional to 1,757.34, 2,425.90 and 1,337.76

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Solution

The fourth proportional to 1,757.34, 2,425.90 and 1,337.76 is: 1,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.34 : 2,425.90 = 1,337.76 : x
  2. Step 2: Convert to fraction form
    1,757.34/2,425.90 = 1,337.76/x
  3. Step 3: Cross multiply
    1,757.34x = 2,425.90 × 1,337.76
  4. Step 4: Simplify right side
    1,757.34x = 3,245,271.98
  5. Step 5: Solve for x
    x = 3,245,271.98/1,757.34
  6. Step 6: Final answer
    x = 1,846.70

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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.