Home / 4,030.16-5,556.06-3,974.81

Finding the Fourth Proportional to 4,030.16, 5,556.06 and 3,974.81

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Solution

The fourth proportional to 4,030.16, 5,556.06 and 3,974.81 is: 5,479.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.16 : 5,556.06 = 3,974.81 : x
  2. Step 2: Convert to fraction form
    4,030.16/5,556.06 = 3,974.81/x
  3. Step 3: Cross multiply
    4,030.16x = 5,556.06 × 3,974.81
  4. Step 4: Simplify right side
    4,030.16x = 22,084,255.07
  5. Step 5: Solve for x
    x = 22,084,255.07/4,030.16
  6. Step 6: Final answer
    x = 5,479.75

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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.