Home / 1,476.56-2,036.84-1,035.12

Finding the Fourth Proportional to 1,476.56, 2,036.84 and 1,035.12

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Solution

The fourth proportional to 1,476.56, 2,036.84 and 1,035.12 is: 1,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.56 : 2,036.84 = 1,035.12 : x
  2. Step 2: Convert to fraction form
    1,476.56/2,036.84 = 1,035.12/x
  3. Step 3: Cross multiply
    1,476.56x = 2,036.84 × 1,035.12
  4. Step 4: Simplify right side
    1,476.56x = 2,108,373.82
  5. Step 5: Solve for x
    x = 2,108,373.82/1,476.56
  6. Step 6: Final answer
    x = 1,427.90

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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.