Home / 3,551.96-4,903.20-2,225.36

Finding the Fourth Proportional to 3,551.96, 4,903.20 and 2,225.36

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Solution

The fourth proportional to 3,551.96, 4,903.20 and 2,225.36 is: 3,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.96 : 4,903.20 = 2,225.36 : x
  2. Step 2: Convert to fraction form
    3,551.96/4,903.20 = 2,225.36/x
  3. Step 3: Cross multiply
    3,551.96x = 4,903.20 × 2,225.36
  4. Step 4: Simplify right side
    3,551.96x = 10,911,360.64
  5. Step 5: Solve for x
    x = 10,911,360.64/3,551.96
  6. Step 6: Final answer
    x = 3,071.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.