Home / 3,303.32-4,955.74-1,111.99

Finding the Fourth Proportional to 3,303.32, 4,955.74 and 1,111.99

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Solution

The fourth proportional to 3,303.32, 4,955.74 and 1,111.99 is: 1,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.32 : 4,955.74 = 1,111.99 : x
  2. Step 2: Convert to fraction form
    3,303.32/4,955.74 = 1,111.99/x
  3. Step 3: Cross multiply
    3,303.32x = 4,955.74 × 1,111.99
  4. Step 4: Simplify right side
    3,303.32x = 5,510,727.76
  5. Step 5: Solve for x
    x = 5,510,727.76/3,303.32
  6. Step 6: Final answer
    x = 1,668.24

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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.