Home / 2,776.36-4,162.64-1,043.50

Finding the Fourth Proportional to 2,776.36, 4,162.64 and 1,043.50

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Solution

The fourth proportional to 2,776.36, 4,162.64 and 1,043.50 is: 1,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.36 : 4,162.64 = 1,043.50 : x
  2. Step 2: Convert to fraction form
    2,776.36/4,162.64 = 1,043.50/x
  3. Step 3: Cross multiply
    2,776.36x = 4,162.64 × 1,043.50
  4. Step 4: Simplify right side
    2,776.36x = 4,343,714.84
  5. Step 5: Solve for x
    x = 4,343,714.84/2,776.36
  6. Step 6: Final answer
    x = 1,564.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.