Home / 2,551.67-3,528.23-2,223.62

Finding the Fourth Proportional to 2,551.67, 3,528.23 and 2,223.62

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Solution

The fourth proportional to 2,551.67, 3,528.23 and 2,223.62 is: 3,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.67 : 3,528.23 = 2,223.62 : x
  2. Step 2: Convert to fraction form
    2,551.67/3,528.23 = 2,223.62/x
  3. Step 3: Cross multiply
    2,551.67x = 3,528.23 × 2,223.62
  4. Step 4: Simplify right side
    2,551.67x = 7,845,442.79
  5. Step 5: Solve for x
    x = 7,845,442.79/2,551.67
  6. Step 6: Final answer
    x = 3,074.63

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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.