Home / 4,789.34-6,612.48-4,283.60

Finding the Fourth Proportional to 4,789.34, 6,612.48 and 4,283.60

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Solution

The fourth proportional to 4,789.34, 6,612.48 and 4,283.60 is: 5,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.34 : 6,612.48 = 4,283.60 : x
  2. Step 2: Convert to fraction form
    4,789.34/6,612.48 = 4,283.60/x
  3. Step 3: Cross multiply
    4,789.34x = 6,612.48 × 4,283.60
  4. Step 4: Simplify right side
    4,789.34x = 28,325,235.86
  5. Step 5: Solve for x
    x = 28,325,235.86/4,789.34
  6. Step 6: Final answer
    x = 5,914.22

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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.