Home / 9,124.09-13,688.19-2,884.48

Finding the Fourth Proportional to 9,124.09, 13,688.19 and 2,884.48

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Solution

The fourth proportional to 9,124.09, 13,688.19 and 2,884.48 is: 4,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.09 : 13,688.19 = 2,884.48 : x
  2. Step 2: Convert to fraction form
    9,124.09/13,688.19 = 2,884.48/x
  3. Step 3: Cross multiply
    9,124.09x = 13,688.19 × 2,884.48
  4. Step 4: Simplify right side
    9,124.09x = 39,483,276.07
  5. Step 5: Solve for x
    x = 39,483,276.07/9,124.09
  6. Step 6: Final answer
    x = 4,327.37

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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.