Home / 5,889.48-8,128.01-3,237.40

Finding the Fourth Proportional to 5,889.48, 8,128.01 and 3,237.40

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Solution

The fourth proportional to 5,889.48, 8,128.01 and 3,237.40 is: 4,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.48 : 8,128.01 = 3,237.40 : x
  2. Step 2: Convert to fraction form
    5,889.48/8,128.01 = 3,237.40/x
  3. Step 3: Cross multiply
    5,889.48x = 8,128.01 × 3,237.40
  4. Step 4: Simplify right side
    5,889.48x = 26,313,637.83
  5. Step 5: Solve for x
    x = 26,313,637.83/5,889.48
  6. Step 6: Final answer
    x = 4,467.91

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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.