Home / 8,483.75-11,707.59-4,706.80

Finding the Fourth Proportional to 8,483.75, 11,707.59 and 4,706.80

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Solution

The fourth proportional to 8,483.75, 11,707.59 and 4,706.80 is: 6,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483.75 : 11,707.59 = 4,706.80 : x
  2. Step 2: Convert to fraction form
    8,483.75/11,707.59 = 4,706.80/x
  3. Step 3: Cross multiply
    8,483.75x = 11,707.59 × 4,706.80
  4. Step 4: Simplify right side
    8,483.75x = 55,105,284.61
  5. Step 5: Solve for x
    x = 55,105,284.61/8,483.75
  6. Step 6: Final answer
    x = 6,495.39

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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.