Home / 7,393.18-11,085.63-3,005.50

Finding the Fourth Proportional to 7,393.18, 11,085.63 and 3,005.50

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Solution

The fourth proportional to 7,393.18, 11,085.63 and 3,005.50 is: 4,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.18 : 11,085.63 = 3,005.50 : x
  2. Step 2: Convert to fraction form
    7,393.18/11,085.63 = 3,005.50/x
  3. Step 3: Cross multiply
    7,393.18x = 11,085.63 × 3,005.50
  4. Step 4: Simplify right side
    7,393.18x = 33,317,860.97
  5. Step 5: Solve for x
    x = 33,317,860.97/7,393.18
  6. Step 6: Final answer
    x = 4,506.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.