Home / 4,370.40-6,556.24-1,448.40

Finding the Fourth Proportional to 4,370.40, 6,556.24 and 1,448.40

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Solution

The fourth proportional to 4,370.40, 6,556.24 and 1,448.40 is: 2,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.40 : 6,556.24 = 1,448.40 : x
  2. Step 2: Convert to fraction form
    4,370.40/6,556.24 = 1,448.40/x
  3. Step 3: Cross multiply
    4,370.40x = 6,556.24 × 1,448.40
  4. Step 4: Simplify right side
    4,370.40x = 9,496,058.02
  5. Step 5: Solve for x
    x = 9,496,058.02/4,370.40
  6. Step 6: Final answer
    x = 2,172.81

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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.