Home / 12,052.95-18,076.19-4,260.75

Finding the Fourth Proportional to 12,052.95, 18,076.19 and 4,260.75

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Solution

The fourth proportional to 12,052.95, 18,076.19 and 4,260.75 is: 6,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.95 : 18,076.19 = 4,260.75 : x
  2. Step 2: Convert to fraction form
    12,052.95/18,076.19 = 4,260.75/x
  3. Step 3: Cross multiply
    12,052.95x = 18,076.19 × 4,260.75
  4. Step 4: Simplify right side
    12,052.95x = 77,018,105.24
  5. Step 5: Solve for x
    x = 77,018,105.24/12,052.95
  6. Step 6: Final answer
    x = 6,389.98

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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.