Home / 2,036.16-2,809.68-1,151.76

Finding the Fourth Proportional to 2,036.16, 2,809.68 and 1,151.76

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Solution

The fourth proportional to 2,036.16, 2,809.68 and 1,151.76 is: 1,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.16 : 2,809.68 = 1,151.76 : x
  2. Step 2: Convert to fraction form
    2,036.16/2,809.68 = 1,151.76/x
  3. Step 3: Cross multiply
    2,036.16x = 2,809.68 × 1,151.76
  4. Step 4: Simplify right side
    2,036.16x = 3,236,077.04
  5. Step 5: Solve for x
    x = 3,236,077.04/2,036.16
  6. Step 6: Final answer
    x = 1,589.30

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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.