Home / 4,152.56-5,730.60-2,289.56

Finding the Fourth Proportional to 4,152.56, 5,730.60 and 2,289.56

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Solution

The fourth proportional to 4,152.56, 5,730.60 and 2,289.56 is: 3,159.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.56 : 5,730.60 = 2,289.56 : x
  2. Step 2: Convert to fraction form
    4,152.56/5,730.60 = 2,289.56/x
  3. Step 3: Cross multiply
    4,152.56x = 5,730.60 × 2,289.56
  4. Step 4: Simplify right side
    4,152.56x = 13,120,552.54
  5. Step 5: Solve for x
    x = 13,120,552.54/4,152.56
  6. Step 6: Final answer
    x = 3,159.63

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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.