Home / 3,014.44-4,160.16-1,688.59

Finding the Fourth Proportional to 3,014.44, 4,160.16 and 1,688.59

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Solution

The fourth proportional to 3,014.44, 4,160.16 and 1,688.59 is: 2,330.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.44 : 4,160.16 = 1,688.59 : x
  2. Step 2: Convert to fraction form
    3,014.44/4,160.16 = 1,688.59/x
  3. Step 3: Cross multiply
    3,014.44x = 4,160.16 × 1,688.59
  4. Step 4: Simplify right side
    3,014.44x = 7,024,804.57
  5. Step 5: Solve for x
    x = 7,024,804.57/3,014.44
  6. Step 6: Final answer
    x = 2,330.38

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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.