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Finding the Fourth Proportional to 1,064.82, 1,463.75 and 951.58

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Solution

The fourth proportional to 1,064.82, 1,463.75 and 951.58 is: 1,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064.82 : 1,463.75 = 951.58 : x
  2. Step 2: Convert to fraction form
    1,064.82/1,463.75 = 951.58/x
  3. Step 3: Cross multiply
    1,064.82x = 1,463.75 × 951.58
  4. Step 4: Simplify right side
    1,064.82x = 1,392,875.23
  5. Step 5: Solve for x
    x = 1,392,875.23/1,064.82
  6. Step 6: Final answer
    x = 1,308.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.