Home / 9,441.36-14,140.28-7,344.40

Finding the Fourth Proportional to 9,441.36, 14,140.28 and 7,344.40

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Solution

The fourth proportional to 9,441.36, 14,140.28 and 7,344.40 is: 10,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,441.36 : 14,140.28 = 7,344.40 : x
  2. Step 2: Convert to fraction form
    9,441.36/14,140.28 = 7,344.40/x
  3. Step 3: Cross multiply
    9,441.36x = 14,140.28 × 7,344.40
  4. Step 4: Simplify right side
    9,441.36x = 103,851,872.43
  5. Step 5: Solve for x
    x = 103,851,872.43/9,441.36
  6. Step 6: Final answer
    x = 10,999.67

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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.