Home / 11,904.21-16,428.39-6,599.04

Finding the Fourth Proportional to 11,904.21, 16,428.39 and 6,599.04

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Solution

The fourth proportional to 11,904.21, 16,428.39 and 6,599.04 is: 9,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.21 : 16,428.39 = 6,599.04 : x
  2. Step 2: Convert to fraction form
    11,904.21/16,428.39 = 6,599.04/x
  3. Step 3: Cross multiply
    11,904.21x = 16,428.39 × 6,599.04
  4. Step 4: Simplify right side
    11,904.21x = 108,411,602.75
  5. Step 5: Solve for x
    x = 108,411,602.75/11,904.21
  6. Step 6: Final answer
    x = 9,107.00

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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.