Home / 2,036.40-2,809.51-1,152.01

Finding the Fourth Proportional to 2,036.40, 2,809.51 and 1,152.01

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Solution

The fourth proportional to 2,036.40, 2,809.51 and 1,152.01 is: 1,589.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.40 : 2,809.51 = 1,152.01 : x
  2. Step 2: Convert to fraction form
    2,036.40/2,809.51 = 1,152.01/x
  3. Step 3: Cross multiply
    2,036.40x = 2,809.51 × 1,152.01
  4. Step 4: Simplify right side
    2,036.40x = 3,236,583.62
  5. Step 5: Solve for x
    x = 3,236,583.62/2,036.40
  6. Step 6: Final answer
    x = 1,589.37

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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.