Home / 1,701.28-2,346.72-1,002.08

Finding the Fourth Proportional to 1,701.28, 2,346.72 and 1,002.08

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Solution

The fourth proportional to 1,701.28, 2,346.72 and 1,002.08 is: 1,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.28 : 2,346.72 = 1,002.08 : x
  2. Step 2: Convert to fraction form
    1,701.28/2,346.72 = 1,002.08/x
  3. Step 3: Cross multiply
    1,701.28x = 2,346.72 × 1,002.08
  4. Step 4: Simplify right side
    1,701.28x = 2,351,601.18
  5. Step 5: Solve for x
    x = 2,351,601.18/1,701.28
  6. Step 6: Final answer
    x = 1,382.25

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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.