Home / 8,466.24-11,683.49-5,108.40

Finding the Fourth Proportional to 8,466.24, 11,683.49 and 5,108.40

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Solution

The fourth proportional to 8,466.24, 11,683.49 and 5,108.40 is: 7,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.24 : 11,683.49 = 5,108.40 : x
  2. Step 2: Convert to fraction form
    8,466.24/11,683.49 = 5,108.40/x
  3. Step 3: Cross multiply
    8,466.24x = 11,683.49 × 5,108.40
  4. Step 4: Simplify right side
    8,466.24x = 59,683,990.51
  5. Step 5: Solve for x
    x = 59,683,990.51/8,466.24
  6. Step 6: Final answer
    x = 7,049.65

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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.