Home / 3,048.50-4,572.76-1,318.34

Finding the Fourth Proportional to 3,048.50, 4,572.76 and 1,318.34

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Solution

The fourth proportional to 3,048.50, 4,572.76 and 1,318.34 is: 1,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.50 : 4,572.76 = 1,318.34 : x
  2. Step 2: Convert to fraction form
    3,048.50/4,572.76 = 1,318.34/x
  3. Step 3: Cross multiply
    3,048.50x = 4,572.76 × 1,318.34
  4. Step 4: Simplify right side
    3,048.50x = 6,028,452.42
  5. Step 5: Solve for x
    x = 6,028,452.42/3,048.50
  6. Step 6: Final answer
    x = 1,977.51

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1.5x scale

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.