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Finding the Fourth Proportional to 895.69, 1,233.84 and 762.48

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Solution

The fourth proportional to 895.69, 1,233.84 and 762.48 is: 1,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.69 : 1,233.84 = 762.48 : x
  2. Step 2: Convert to fraction form
    895.69/1,233.84 = 762.48/x
  3. Step 3: Cross multiply
    895.69x = 1,233.84 × 762.48
  4. Step 4: Simplify right side
    895.69x = 940,781.18
  5. Step 5: Solve for x
    x = 940,781.18/895.69
  6. Step 6: Final answer
    x = 1,050.34

Related Problems

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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.