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Finding the Fourth Proportional to 1,602.33, 2,211.08 and 894.12

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Solution

The fourth proportional to 1,602.33, 2,211.08 and 894.12 is: 1,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602.33 : 2,211.08 = 894.12 : x
  2. Step 2: Convert to fraction form
    1,602.33/2,211.08 = 894.12/x
  3. Step 3: Cross multiply
    1,602.33x = 2,211.08 × 894.12
  4. Step 4: Simplify right side
    1,602.33x = 1,976,966.38
  5. Step 5: Solve for x
    x = 1,976,966.38/1,602.33
  6. Step 6: Final answer
    x = 1,233.81

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.