Home / 1,933.32-2,885.66-1,886.70

Finding the Fourth Proportional to 1,933.32, 2,885.66 and 1,886.70

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Solution

The fourth proportional to 1,933.32, 2,885.66 and 1,886.70 is: 2,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.32 : 2,885.66 = 1,886.70 : x
  2. Step 2: Convert to fraction form
    1,933.32/2,885.66 = 1,886.70/x
  3. Step 3: Cross multiply
    1,933.32x = 2,885.66 × 1,886.70
  4. Step 4: Simplify right side
    1,933.32x = 5,444,365.29
  5. Step 5: Solve for x
    x = 5,444,365.29/1,933.32
  6. Step 6: Final answer
    x = 2,816.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.