Home / 1,663.56-2,295.42-1,000.26

Finding the Fourth Proportional to 1,663.56, 2,295.42 and 1,000.26

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Solution

The fourth proportional to 1,663.56, 2,295.42 and 1,000.26 is: 1,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663.56 : 2,295.42 = 1,000.26 : x
  2. Step 2: Convert to fraction form
    1,663.56/2,295.42 = 1,000.26/x
  3. Step 3: Cross multiply
    1,663.56x = 2,295.42 × 1,000.26
  4. Step 4: Simplify right side
    1,663.56x = 2,296,016.81
  5. Step 5: Solve for x
    x = 2,296,016.81/1,663.56
  6. Step 6: Final answer
    x = 1,380.18

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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.