Home / 9,629.44-13,267.50-6,480.16

Finding the Fourth Proportional to 9,629.44, 13,267.50 and 6,480.16

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Solution

The fourth proportional to 9,629.44, 13,267.50 and 6,480.16 is: 8,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.44 : 13,267.50 = 6,480.16 : x
  2. Step 2: Convert to fraction form
    9,629.44/13,267.50 = 6,480.16/x
  3. Step 3: Cross multiply
    9,629.44x = 13,267.50 × 6,480.16
  4. Step 4: Simplify right side
    9,629.44x = 85,975,522.80
  5. Step 5: Solve for x
    x = 85,975,522.80/9,629.44
  6. Step 6: Final answer
    x = 8,928.40

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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.