Home / 7,975.06-11,005.08-4,438.18

Finding the Fourth Proportional to 7,975.06, 11,005.08 and 4,438.18

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Solution

The fourth proportional to 7,975.06, 11,005.08 and 4,438.18 is: 6,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.06 : 11,005.08 = 4,438.18 : x
  2. Step 2: Convert to fraction form
    7,975.06/11,005.08 = 4,438.18/x
  3. Step 3: Cross multiply
    7,975.06x = 11,005.08 × 4,438.18
  4. Step 4: Simplify right side
    7,975.06x = 48,842,525.95
  5. Step 5: Solve for x
    x = 48,842,525.95/7,975.06
  6. Step 6: Final answer
    x = 6,124.41

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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.