Home / 9,568.86-13,206.63-5,321.30

Finding the Fourth Proportional to 9,568.86, 13,206.63 and 5,321.30

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Solution

The fourth proportional to 9,568.86, 13,206.63 and 5,321.30 is: 7,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,568.86 : 13,206.63 = 5,321.30 : x
  2. Step 2: Convert to fraction form
    9,568.86/13,206.63 = 5,321.30/x
  3. Step 3: Cross multiply
    9,568.86x = 13,206.63 × 5,321.30
  4. Step 4: Simplify right side
    9,568.86x = 70,276,374.19
  5. Step 5: Solve for x
    x = 70,276,374.19/9,568.86
  6. Step 6: Final answer
    x = 7,344.28

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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.