Home / 4,180.37-6,271.48-1,406.95

Finding the Fourth Proportional to 4,180.37, 6,271.48 and 1,406.95

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Solution

The fourth proportional to 4,180.37, 6,271.48 and 1,406.95 is: 2,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.37 : 6,271.48 = 1,406.95 : x
  2. Step 2: Convert to fraction form
    4,180.37/6,271.48 = 1,406.95/x
  3. Step 3: Cross multiply
    4,180.37x = 6,271.48 × 1,406.95
  4. Step 4: Simplify right side
    4,180.37x = 8,823,681.13
  5. Step 5: Solve for x
    x = 8,823,681.13/4,180.37
  6. Step 6: Final answer
    x = 2,110.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.