Home / 1,712.36-2,575.84-1,551.98

Finding the Fourth Proportional to 1,712.36, 2,575.84 and 1,551.98

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Solution

The fourth proportional to 1,712.36, 2,575.84 and 1,551.98 is: 2,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.36 : 2,575.84 = 1,551.98 : x
  2. Step 2: Convert to fraction form
    1,712.36/2,575.84 = 1,551.98/x
  3. Step 3: Cross multiply
    1,712.36x = 2,575.84 × 1,551.98
  4. Step 4: Simplify right side
    1,712.36x = 3,997,652.16
  5. Step 5: Solve for x
    x = 3,997,652.16/1,712.36
  6. Step 6: Final answer
    x = 2,334.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.