Home / 11,271.25-15,554.33-6,303.25

Finding the Fourth Proportional to 11,271.25, 15,554.33 and 6,303.25

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Solution

The fourth proportional to 11,271.25, 15,554.33 and 6,303.25 is: 8,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.25 : 15,554.33 = 6,303.25 : x
  2. Step 2: Convert to fraction form
    11,271.25/15,554.33 = 6,303.25/x
  3. Step 3: Cross multiply
    11,271.25x = 15,554.33 × 6,303.25
  4. Step 4: Simplify right side
    11,271.25x = 98,042,830.57
  5. Step 5: Solve for x
    x = 98,042,830.57/11,271.25
  6. Step 6: Final answer
    x = 8,698.49

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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.