Home / 4,675.19-7,012.64-1,388.27

Finding the Fourth Proportional to 4,675.19, 7,012.64 and 1,388.27

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Solution

The fourth proportional to 4,675.19, 7,012.64 and 1,388.27 is: 2,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.19 : 7,012.64 = 1,388.27 : x
  2. Step 2: Convert to fraction form
    4,675.19/7,012.64 = 1,388.27/x
  3. Step 3: Cross multiply
    4,675.19x = 7,012.64 × 1,388.27
  4. Step 4: Simplify right side
    4,675.19x = 9,735,458.74
  5. Step 5: Solve for x
    x = 9,735,458.74/4,675.19
  6. Step 6: Final answer
    x = 2,082.37

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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.