Home / 3,014.55-4,159.80-1,819.74

Finding the Fourth Proportional to 3,014.55, 4,159.80 and 1,819.74

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Solution

The fourth proportional to 3,014.55, 4,159.80 and 1,819.74 is: 2,511.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.55 : 4,159.80 = 1,819.74 : x
  2. Step 2: Convert to fraction form
    3,014.55/4,159.80 = 1,819.74/x
  3. Step 3: Cross multiply
    3,014.55x = 4,159.80 × 1,819.74
  4. Step 4: Simplify right side
    3,014.55x = 7,569,754.45
  5. Step 5: Solve for x
    x = 7,569,754.45/3,014.55
  6. Step 6: Final answer
    x = 2,511.07

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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.