Home / 2,235.04-3,347.64-1,260.56

Finding the Fourth Proportional to 2,235.04, 3,347.64 and 1,260.56

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Solution

The fourth proportional to 2,235.04, 3,347.64 and 1,260.56 is: 1,888.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.04 : 3,347.64 = 1,260.56 : x
  2. Step 2: Convert to fraction form
    2,235.04/3,347.64 = 1,260.56/x
  3. Step 3: Cross multiply
    2,235.04x = 3,347.64 × 1,260.56
  4. Step 4: Simplify right side
    2,235.04x = 4,219,901.08
  5. Step 5: Solve for x
    x = 4,219,901.08/2,235.04
  6. Step 6: Final answer
    x = 1,888.07

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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.