Home / 6,289.23-9,435.30-2,129.16

Finding the Fourth Proportional to 6,289.23, 9,435.30 and 2,129.16

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Solution

The fourth proportional to 6,289.23, 9,435.30 and 2,129.16 is: 3,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.23 : 9,435.30 = 2,129.16 : x
  2. Step 2: Convert to fraction form
    6,289.23/9,435.30 = 2,129.16/x
  3. Step 3: Cross multiply
    6,289.23x = 9,435.30 × 2,129.16
  4. Step 4: Simplify right side
    6,289.23x = 20,089,263.35
  5. Step 5: Solve for x
    x = 20,089,263.35/6,289.23
  6. Step 6: Final answer
    x = 3,194.23

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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.