Home / 1,626.24-2,244.48-1,330.92

Finding the Fourth Proportional to 1,626.24, 2,244.48 and 1,330.92

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Solution

The fourth proportional to 1,626.24, 2,244.48 and 1,330.92 is: 1,836.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.24 : 2,244.48 = 1,330.92 : x
  2. Step 2: Convert to fraction form
    1,626.24/2,244.48 = 1,330.92/x
  3. Step 3: Cross multiply
    1,626.24x = 2,244.48 × 1,330.92
  4. Step 4: Simplify right side
    1,626.24x = 2,987,223.32
  5. Step 5: Solve for x
    x = 2,987,223.32/1,626.24
  6. Step 6: Final answer
    x = 1,836.89

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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.