Home / 8,266.94-11,408.46-4,490.15

Finding the Fourth Proportional to 8,266.94, 11,408.46 and 4,490.15

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Solution

The fourth proportional to 8,266.94, 11,408.46 and 4,490.15 is: 6,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.94 : 11,408.46 = 4,490.15 : x
  2. Step 2: Convert to fraction form
    8,266.94/11,408.46 = 4,490.15/x
  3. Step 3: Cross multiply
    8,266.94x = 11,408.46 × 4,490.15
  4. Step 4: Simplify right side
    8,266.94x = 51,225,639.63
  5. Step 5: Solve for x
    x = 51,225,639.63/8,266.94
  6. Step 6: Final answer
    x = 6,196.45

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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.