Home / 1,748.17-2,412.43-1,040.32

Finding the Fourth Proportional to 1,748.17, 2,412.43 and 1,040.32

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Solution

The fourth proportional to 1,748.17, 2,412.43 and 1,040.32 is: 1,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.17 : 2,412.43 = 1,040.32 : x
  2. Step 2: Convert to fraction form
    1,748.17/2,412.43 = 1,040.32/x
  3. Step 3: Cross multiply
    1,748.17x = 2,412.43 × 1,040.32
  4. Step 4: Simplify right side
    1,748.17x = 2,509,699.18
  5. Step 5: Solve for x
    x = 2,509,699.18/1,748.17
  6. Step 6: Final answer
    x = 1,435.62

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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.