Home / 7,370.02-10,170.75-4,012.89

Finding the Fourth Proportional to 7,370.02, 10,170.75 and 4,012.89

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Solution

The fourth proportional to 7,370.02, 10,170.75 and 4,012.89 is: 5,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.02 : 10,170.75 = 4,012.89 : x
  2. Step 2: Convert to fraction form
    7,370.02/10,170.75 = 4,012.89/x
  3. Step 3: Cross multiply
    7,370.02x = 10,170.75 × 4,012.89
  4. Step 4: Simplify right side
    7,370.02x = 40,814,100.97
  5. Step 5: Solve for x
    x = 40,814,100.97/7,370.02
  6. Step 6: Final answer
    x = 5,537.85

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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.