Home / 8,188.98-11,300.76-4,653.33

Finding the Fourth Proportional to 8,188.98, 11,300.76 and 4,653.33

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Solution

The fourth proportional to 8,188.98, 11,300.76 and 4,653.33 is: 6,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.98 : 11,300.76 = 4,653.33 : x
  2. Step 2: Convert to fraction form
    8,188.98/11,300.76 = 4,653.33/x
  3. Step 3: Cross multiply
    8,188.98x = 11,300.76 × 4,653.33
  4. Step 4: Simplify right side
    8,188.98x = 52,586,165.53
  5. Step 5: Solve for x
    x = 52,586,165.53/8,188.98
  6. Step 6: Final answer
    x = 6,421.58

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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.