Home / 2,435.83-3,361.44-1,316.76

Finding the Fourth Proportional to 2,435.83, 3,361.44 and 1,316.76

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Solution

The fourth proportional to 2,435.83, 3,361.44 and 1,316.76 is: 1,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.83 : 3,361.44 = 1,316.76 : x
  2. Step 2: Convert to fraction form
    2,435.83/3,361.44 = 1,316.76/x
  3. Step 3: Cross multiply
    2,435.83x = 3,361.44 × 1,316.76
  4. Step 4: Simplify right side
    2,435.83x = 4,426,209.73
  5. Step 5: Solve for x
    x = 4,426,209.73/2,435.83
  6. Step 6: Final answer
    x = 1,817.13

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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.