Home / 10,852.90-14,976.55-6,137.26

Finding the Fourth Proportional to 10,852.90, 14,976.55 and 6,137.26

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Solution

The fourth proportional to 10,852.90, 14,976.55 and 6,137.26 is: 8,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.90 : 14,976.55 = 6,137.26 : x
  2. Step 2: Convert to fraction form
    10,852.90/14,976.55 = 6,137.26/x
  3. Step 3: Cross multiply
    10,852.90x = 14,976.55 × 6,137.26
  4. Step 4: Simplify right side
    10,852.90x = 91,914,981.25
  5. Step 5: Solve for x
    x = 91,914,981.25/10,852.90
  6. Step 6: Final answer
    x = 8,469.16

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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.