Home / 4,509.60-6,756.24-3,783.84

Finding the Fourth Proportional to 4,509.60, 6,756.24 and 3,783.84

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Solution

The fourth proportional to 4,509.60, 6,756.24 and 3,783.84 is: 5,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.60 : 6,756.24 = 3,783.84 : x
  2. Step 2: Convert to fraction form
    4,509.60/6,756.24 = 3,783.84/x
  3. Step 3: Cross multiply
    4,509.60x = 6,756.24 × 3,783.84
  4. Step 4: Simplify right side
    4,509.60x = 25,564,531.16
  5. Step 5: Solve for x
    x = 25,564,531.16/4,509.60
  6. Step 6: Final answer
    x = 5,668.91

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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.