Home / 1,556.64-2,344.44-1,376.08

Finding the Fourth Proportional to 1,556.64, 2,344.44 and 1,376.08

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Solution

The fourth proportional to 1,556.64, 2,344.44 and 1,376.08 is: 2,072.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.64 : 2,344.44 = 1,376.08 : x
  2. Step 2: Convert to fraction form
    1,556.64/2,344.44 = 1,376.08/x
  3. Step 3: Cross multiply
    1,556.64x = 2,344.44 × 1,376.08
  4. Step 4: Simplify right side
    1,556.64x = 3,226,137.00
  5. Step 5: Solve for x
    x = 3,226,137.00/1,556.64
  6. Step 6: Final answer
    x = 2,072.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.