Home / 4,508.54-6,763.74-1,388.36

Finding the Fourth Proportional to 4,508.54, 6,763.74 and 1,388.36

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Solution

The fourth proportional to 4,508.54, 6,763.74 and 1,388.36 is: 2,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.54 : 6,763.74 = 1,388.36 : x
  2. Step 2: Convert to fraction form
    4,508.54/6,763.74 = 1,388.36/x
  3. Step 3: Cross multiply
    4,508.54x = 6,763.74 × 1,388.36
  4. Step 4: Simplify right side
    4,508.54x = 9,390,506.07
  5. Step 5: Solve for x
    x = 9,390,506.07/4,508.54
  6. Step 6: Final answer
    x = 2,082.83

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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.