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Finding the Fourth Proportional to 1,495.25, 2,063.51 and 832.09

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Solution

The fourth proportional to 1,495.25, 2,063.51 and 832.09 is: 1,148.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.25 : 2,063.51 = 832.09 : x
  2. Step 2: Convert to fraction form
    1,495.25/2,063.51 = 832.09/x
  3. Step 3: Cross multiply
    1,495.25x = 2,063.51 × 832.09
  4. Step 4: Simplify right side
    1,495.25x = 1,717,026.04
  5. Step 5: Solve for x
    x = 1,717,026.04/1,495.25
  6. Step 6: Final answer
    x = 1,148.32

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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.