Home / 9,128.24-13,683.96-4,445.60

Finding the Fourth Proportional to 9,128.24, 13,683.96 and 4,445.60

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Solution

The fourth proportional to 9,128.24, 13,683.96 and 4,445.60 is: 6,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.24 : 13,683.96 = 4,445.60 : x
  2. Step 2: Convert to fraction form
    9,128.24/13,683.96 = 4,445.60/x
  3. Step 3: Cross multiply
    9,128.24x = 13,683.96 × 4,445.60
  4. Step 4: Simplify right side
    9,128.24x = 60,833,412.58
  5. Step 5: Solve for x
    x = 60,833,412.58/9,128.24
  6. Step 6: Final answer
    x = 6,664.31

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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.