Home / 12,088.17-18,130.41-4,083.12

Finding the Fourth Proportional to 12,088.17, 18,130.41 and 4,083.12

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Solution

The fourth proportional to 12,088.17, 18,130.41 and 4,083.12 is: 6,124.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.17 : 18,130.41 = 4,083.12 : x
  2. Step 2: Convert to fraction form
    12,088.17/18,130.41 = 4,083.12/x
  3. Step 3: Cross multiply
    12,088.17x = 18,130.41 × 4,083.12
  4. Step 4: Simplify right side
    12,088.17x = 74,028,639.68
  5. Step 5: Solve for x
    x = 74,028,639.68/12,088.17
  6. Step 6: Final answer
    x = 6,124.06

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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.