Home / 3,368.79-5,023.49-3,135.11

Finding the Fourth Proportional to 3,368.79, 5,023.49 and 3,135.11

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Solution

The fourth proportional to 3,368.79, 5,023.49 and 3,135.11 is: 4,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.79 : 5,023.49 = 3,135.11 : x
  2. Step 2: Convert to fraction form
    3,368.79/5,023.49 = 3,135.11/x
  3. Step 3: Cross multiply
    3,368.79x = 5,023.49 × 3,135.11
  4. Step 4: Simplify right side
    3,368.79x = 15,749,152.94
  5. Step 5: Solve for x
    x = 15,749,152.94/3,368.79
  6. Step 6: Final answer
    x = 4,675.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.