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Finding the Fourth Proportional to 1,772.58, 2,446.00 and 1,026.37

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Solution

The fourth proportional to 1,772.58, 2,446.00 and 1,026.37 is: 1,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.58 : 2,446.00 = 1,026.37 : x
  2. Step 2: Convert to fraction form
    1,772.58/2,446.00 = 1,026.37/x
  3. Step 3: Cross multiply
    1,772.58x = 2,446.00 × 1,026.37
  4. Step 4: Simplify right side
    1,772.58x = 2,510,501.51
  5. Step 5: Solve for x
    x = 2,510,501.51/1,772.58
  6. Step 6: Final answer
    x = 1,416.30

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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.