Home / 9,683.36-13,363.33-6,855.78

Finding the Fourth Proportional to 9,683.36, 13,363.33 and 6,855.78

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Solution

The fourth proportional to 9,683.36, 13,363.33 and 6,855.78 is: 9,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.36 : 13,363.33 = 6,855.78 : x
  2. Step 2: Convert to fraction form
    9,683.36/13,363.33 = 6,855.78/x
  3. Step 3: Cross multiply
    9,683.36x = 13,363.33 × 6,855.78
  4. Step 4: Simplify right side
    9,683.36x = 91,616,050.55
  5. Step 5: Solve for x
    x = 91,616,050.55/9,683.36
  6. Step 6: Final answer
    x = 9,461.18

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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.