Home / 7,970.07-11,938.70-4,675.22

Finding the Fourth Proportional to 7,970.07, 11,938.70 and 4,675.22

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Solution

The fourth proportional to 7,970.07, 11,938.70 and 4,675.22 is: 7,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.07 : 11,938.70 = 4,675.22 : x
  2. Step 2: Convert to fraction form
    7,970.07/11,938.70 = 4,675.22/x
  3. Step 3: Cross multiply
    7,970.07x = 11,938.70 × 4,675.22
  4. Step 4: Simplify right side
    7,970.07x = 55,816,052.35
  5. Step 5: Solve for x
    x = 55,816,052.35/7,970.07
  6. Step 6: Final answer
    x = 7,003.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.