Home / 5,324.07-7,987.56-1,626.42

Finding the Fourth Proportional to 5,324.07, 7,987.56 and 1,626.42

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Solution

The fourth proportional to 5,324.07, 7,987.56 and 1,626.42 is: 2,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.07 : 7,987.56 = 1,626.42 : x
  2. Step 2: Convert to fraction form
    5,324.07/7,987.56 = 1,626.42/x
  3. Step 3: Cross multiply
    5,324.07x = 7,987.56 × 1,626.42
  4. Step 4: Simplify right side
    5,324.07x = 12,991,127.34
  5. Step 5: Solve for x
    x = 12,991,127.34/5,324.07
  6. Step 6: Final answer
    x = 2,440.07

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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.