Home / 11,903.69-16,428.29-6,599.52

Finding the Fourth Proportional to 11,903.69, 16,428.29 and 6,599.52

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Solution

The fourth proportional to 11,903.69, 16,428.29 and 6,599.52 is: 9,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.69 : 16,428.29 = 6,599.52 : x
  2. Step 2: Convert to fraction form
    11,903.69/16,428.29 = 6,599.52/x
  3. Step 3: Cross multiply
    11,903.69x = 16,428.29 × 6,599.52
  4. Step 4: Simplify right side
    11,903.69x = 108,418,795.42
  5. Step 5: Solve for x
    x = 108,418,795.42/11,903.69
  6. Step 6: Final answer
    x = 9,108.00

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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.