Home / 1,720.04-2,367.68-1,484.76

Finding the Fourth Proportional to 1,720.04, 2,367.68 and 1,484.76

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Solution

The fourth proportional to 1,720.04, 2,367.68 and 1,484.76 is: 2,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720.04 : 2,367.68 = 1,484.76 : x
  2. Step 2: Convert to fraction form
    1,720.04/2,367.68 = 1,484.76/x
  3. Step 3: Cross multiply
    1,720.04x = 2,367.68 × 1,484.76
  4. Step 4: Simplify right side
    1,720.04x = 3,515,436.56
  5. Step 5: Solve for x
    x = 3,515,436.56/1,720.04
  6. Step 6: Final answer
    x = 2,043.81

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Half scale
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Double 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.