Home / 1,626.70-2,245.44-1,088.46

Finding the Fourth Proportional to 1,626.70, 2,245.44 and 1,088.46

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Solution

The fourth proportional to 1,626.70, 2,245.44 and 1,088.46 is: 1,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.70 : 2,245.44 = 1,088.46 : x
  2. Step 2: Convert to fraction form
    1,626.70/2,245.44 = 1,088.46/x
  3. Step 3: Cross multiply
    1,626.70x = 2,245.44 × 1,088.46
  4. Step 4: Simplify right side
    1,626.70x = 2,444,071.62
  5. Step 5: Solve for x
    x = 2,444,071.62/1,626.70
  6. Step 6: Final answer
    x = 1,502.47

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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.