Home / 3,490.44-4,816.83-1,897.10

Finding the Fourth Proportional to 3,490.44, 4,816.83 and 1,897.10

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Solution

The fourth proportional to 3,490.44, 4,816.83 and 1,897.10 is: 2,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.44 : 4,816.83 = 1,897.10 : x
  2. Step 2: Convert to fraction form
    3,490.44/4,816.83 = 1,897.10/x
  3. Step 3: Cross multiply
    3,490.44x = 4,816.83 × 1,897.10
  4. Step 4: Simplify right side
    3,490.44x = 9,138,009.29
  5. Step 5: Solve for x
    x = 9,138,009.29/3,490.44
  6. Step 6: Final answer
    x = 2,618.01

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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.