Home / 9,079.79-13,620.52-3,533.55

Finding the Fourth Proportional to 9,079.79, 13,620.52 and 3,533.55

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Solution

The fourth proportional to 9,079.79, 13,620.52 and 3,533.55 is: 5,300.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.79 : 13,620.52 = 3,533.55 : x
  2. Step 2: Convert to fraction form
    9,079.79/13,620.52 = 3,533.55/x
  3. Step 3: Cross multiply
    9,079.79x = 13,620.52 × 3,533.55
  4. Step 4: Simplify right side
    9,079.79x = 48,128,788.45
  5. Step 5: Solve for x
    x = 48,128,788.45/9,079.79
  6. Step 6: Final answer
    x = 5,300.65

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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.