Home / 3,533.75-5,303.06-1,225.25

Finding the Fourth Proportional to 3,533.75, 5,303.06 and 1,225.25

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Solution

The fourth proportional to 3,533.75, 5,303.06 and 1,225.25 is: 1,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.75 : 5,303.06 = 1,225.25 : x
  2. Step 2: Convert to fraction form
    3,533.75/5,303.06 = 1,225.25/x
  3. Step 3: Cross multiply
    3,533.75x = 5,303.06 × 1,225.25
  4. Step 4: Simplify right side
    3,533.75x = 6,497,574.27
  5. Step 5: Solve for x
    x = 6,497,574.27/3,533.75
  6. Step 6: Final answer
    x = 1,838.72

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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.