Home / 3,068.92-4,236.54-1,809.58

Finding the Fourth Proportional to 3,068.92, 4,236.54 and 1,809.58

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Solution

The fourth proportional to 3,068.92, 4,236.54 and 1,809.58 is: 2,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.92 : 4,236.54 = 1,809.58 : x
  2. Step 2: Convert to fraction form
    3,068.92/4,236.54 = 1,809.58/x
  3. Step 3: Cross multiply
    3,068.92x = 4,236.54 × 1,809.58
  4. Step 4: Simplify right side
    3,068.92x = 7,666,358.05
  5. Step 5: Solve for x
    x = 7,666,358.05/3,068.92
  6. Step 6: Final answer
    x = 2,498.06

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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.