Home / 8,759.36-12,092.88-6,074.48

Finding the Fourth Proportional to 8,759.36, 12,092.88 and 6,074.48

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Solution

The fourth proportional to 8,759.36, 12,092.88 and 6,074.48 is: 8,386.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.36 : 12,092.88 = 6,074.48 : x
  2. Step 2: Convert to fraction form
    8,759.36/12,092.88 = 6,074.48/x
  3. Step 3: Cross multiply
    8,759.36x = 12,092.88 × 6,074.48
  4. Step 4: Simplify right side
    8,759.36x = 73,457,957.70
  5. Step 5: Solve for x
    x = 73,457,957.70/8,759.36
  6. Step 6: Final answer
    x = 8,386.22

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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.