Home / 1,724.04-2,377.62-1,134.36

Finding the Fourth Proportional to 1,724.04, 2,377.62 and 1,134.36

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Solution

The fourth proportional to 1,724.04, 2,377.62 and 1,134.36 is: 1,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.04 : 2,377.62 = 1,134.36 : x
  2. Step 2: Convert to fraction form
    1,724.04/2,377.62 = 1,134.36/x
  3. Step 3: Cross multiply
    1,724.04x = 2,377.62 × 1,134.36
  4. Step 4: Simplify right side
    1,724.04x = 2,697,077.02
  5. Step 5: Solve for x
    x = 2,697,077.02/1,724.04
  6. Step 6: Final answer
    x = 1,564.39

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Half scale
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1.5x scale

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.