Home / 9,427.53-13,004.23-6,778.53

Finding the Fourth Proportional to 9,427.53, 13,004.23 and 6,778.53

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Solution

The fourth proportional to 9,427.53, 13,004.23 and 6,778.53 is: 9,350.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.53 : 13,004.23 = 6,778.53 : x
  2. Step 2: Convert to fraction form
    9,427.53/13,004.23 = 6,778.53/x
  3. Step 3: Cross multiply
    9,427.53x = 13,004.23 × 6,778.53
  4. Step 4: Simplify right side
    9,427.53x = 88,149,563.18
  5. Step 5: Solve for x
    x = 88,149,563.18/9,427.53
  6. Step 6: Final answer
    x = 9,350.23

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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.