Home / 1,753.02-2,419.44-1,054.38

Finding the Fourth Proportional to 1,753.02, 2,419.44 and 1,054.38

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Solution

The fourth proportional to 1,753.02, 2,419.44 and 1,054.38 is: 1,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.02 : 2,419.44 = 1,054.38 : x
  2. Step 2: Convert to fraction form
    1,753.02/2,419.44 = 1,054.38/x
  3. Step 3: Cross multiply
    1,753.02x = 2,419.44 × 1,054.38
  4. Step 4: Simplify right side
    1,753.02x = 2,551,009.15
  5. Step 5: Solve for x
    x = 2,551,009.15/1,753.02
  6. Step 6: Final answer
    x = 1,455.21

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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.