Home / 1,552.76-2,143.68-1,193.18

Finding the Fourth Proportional to 1,552.76, 2,143.68 and 1,193.18

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Solution

The fourth proportional to 1,552.76, 2,143.68 and 1,193.18 is: 1,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.76 : 2,143.68 = 1,193.18 : x
  2. Step 2: Convert to fraction form
    1,552.76/2,143.68 = 1,193.18/x
  3. Step 3: Cross multiply
    1,552.76x = 2,143.68 × 1,193.18
  4. Step 4: Simplify right side
    1,552.76x = 2,557,796.10
  5. Step 5: Solve for x
    x = 2,557,796.10/1,552.76
  6. Step 6: Final answer
    x = 1,647.26

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,553.76, 2,145.06 and 1,194.18
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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.