Home / 1,748.49-2,416.40-1,433.26

Finding the Fourth Proportional to 1,748.49, 2,416.40 and 1,433.26

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Solution

The fourth proportional to 1,748.49, 2,416.40 and 1,433.26 is: 1,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.49 : 2,416.40 = 1,433.26 : x
  2. Step 2: Convert to fraction form
    1,748.49/2,416.40 = 1,433.26/x
  3. Step 3: Cross multiply
    1,748.49x = 2,416.40 × 1,433.26
  4. Step 4: Simplify right side
    1,748.49x = 3,463,330.69
  5. Step 5: Solve for x
    x = 3,463,330.69/1,748.49
  6. Step 6: Final answer
    x = 1,980.76

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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.