Home / 11,029.84-15,216.12-6,551.08

Finding the Fourth Proportional to 11,029.84, 15,216.12 and 6,551.08

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Solution

The fourth proportional to 11,029.84, 15,216.12 and 6,551.08 is: 9,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.84 : 15,216.12 = 6,551.08 : x
  2. Step 2: Convert to fraction form
    11,029.84/15,216.12 = 6,551.08/x
  3. Step 3: Cross multiply
    11,029.84x = 15,216.12 × 6,551.08
  4. Step 4: Simplify right side
    11,029.84x = 99,682,019.41
  5. Step 5: Solve for x
    x = 99,682,019.41/11,029.84
  6. Step 6: Final answer
    x = 9,037.49

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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.