Home / 9,683.04-13,362.42-6,319.48

Finding the Fourth Proportional to 9,683.04, 13,362.42 and 6,319.48

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Solution

The fourth proportional to 9,683.04, 13,362.42 and 6,319.48 is: 8,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.04 : 13,362.42 = 6,319.48 : x
  2. Step 2: Convert to fraction form
    9,683.04/13,362.42 = 6,319.48/x
  3. Step 3: Cross multiply
    9,683.04x = 13,362.42 × 6,319.48
  4. Step 4: Simplify right side
    9,683.04x = 84,443,545.94
  5. Step 5: Solve for x
    x = 84,443,545.94/9,683.04
  6. Step 6: Final answer
    x = 8,720.77

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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.