Home / 8,533.84-11,774.94-5,388.28

Finding the Fourth Proportional to 8,533.84, 11,774.94 and 5,388.28

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Solution

The fourth proportional to 8,533.84, 11,774.94 and 5,388.28 is: 7,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.84 : 11,774.94 = 5,388.28 : x
  2. Step 2: Convert to fraction form
    8,533.84/11,774.94 = 5,388.28/x
  3. Step 3: Cross multiply
    8,533.84x = 11,774.94 × 5,388.28
  4. Step 4: Simplify right side
    8,533.84x = 63,446,673.70
  5. Step 5: Solve for x
    x = 63,446,673.70/8,533.84
  6. Step 6: Final answer
    x = 7,434.72

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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.