Home / 7,683.67-11,513.71-4,557.52

Finding the Fourth Proportional to 7,683.67, 11,513.71 and 4,557.52

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Solution

The fourth proportional to 7,683.67, 11,513.71 and 4,557.52 is: 6,829.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.67 : 11,513.71 = 4,557.52 : x
  2. Step 2: Convert to fraction form
    7,683.67/11,513.71 = 4,557.52/x
  3. Step 3: Cross multiply
    7,683.67x = 11,513.71 × 4,557.52
  4. Step 4: Simplify right side
    7,683.67x = 52,473,963.60
  5. Step 5: Solve for x
    x = 52,473,963.60/7,683.67
  6. Step 6: Final answer
    x = 6,829.28

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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.