Home / 9,225.54-13,824.41-4,289.40

Finding the Fourth Proportional to 9,225.54, 13,824.41 and 4,289.40

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Solution

The fourth proportional to 9,225.54, 13,824.41 and 4,289.40 is: 6,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.54 : 13,824.41 = 4,289.40 : x
  2. Step 2: Convert to fraction form
    9,225.54/13,824.41 = 4,289.40/x
  3. Step 3: Cross multiply
    9,225.54x = 13,824.41 × 4,289.40
  4. Step 4: Simplify right side
    9,225.54x = 59,298,402.81
  5. Step 5: Solve for x
    x = 59,298,402.81/9,225.54
  6. Step 6: Final answer
    x = 6,427.63

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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.