Home / 1,975.49-2,726.26-1,136.46

Finding the Fourth Proportional to 1,975.49, 2,726.26 and 1,136.46

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Solution

The fourth proportional to 1,975.49, 2,726.26 and 1,136.46 is: 1,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.49 : 2,726.26 = 1,136.46 : x
  2. Step 2: Convert to fraction form
    1,975.49/2,726.26 = 1,136.46/x
  3. Step 3: Cross multiply
    1,975.49x = 2,726.26 × 1,136.46
  4. Step 4: Simplify right side
    1,975.49x = 3,098,285.44
  5. Step 5: Solve for x
    x = 3,098,285.44/1,975.49
  6. Step 6: Final answer
    x = 1,568.36

Related Problems

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Half scale
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Double scale
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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.