Home / 4,152.58-5,730.56-2,289.58

Finding the Fourth Proportional to 4,152.58, 5,730.56 and 2,289.58

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Solution

The fourth proportional to 4,152.58, 5,730.56 and 2,289.58 is: 3,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.58 : 5,730.56 = 2,289.58 : x
  2. Step 2: Convert to fraction form
    4,152.58/5,730.56 = 2,289.58/x
  3. Step 3: Cross multiply
    4,152.58x = 5,730.56 × 2,289.58
  4. Step 4: Simplify right side
    4,152.58x = 13,120,575.56
  5. Step 5: Solve for x
    x = 13,120,575.56/4,152.58
  6. Step 6: Final answer
    x = 3,159.62

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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.