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Finding the Fourth Proportional to 954.91, 1,316.00 and 744.76

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Solution

The fourth proportional to 954.91, 1,316.00 and 744.76 is: 1,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.91 : 1,316.00 = 744.76 : x
  2. Step 2: Convert to fraction form
    954.91/1,316.00 = 744.76/x
  3. Step 3: Cross multiply
    954.91x = 1,316.00 × 744.76
  4. Step 4: Simplify right side
    954.91x = 980,097.15
  5. Step 5: Solve for x
    x = 980,097.15/954.91
  6. Step 6: Final answer
    x = 1,026.37

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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.