Home / 5,199.41-7,174.35-3,210.62

Finding the Fourth Proportional to 5,199.41, 7,174.35 and 3,210.62

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Solution

The fourth proportional to 5,199.41, 7,174.35 and 3,210.62 is: 4,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.41 : 7,174.35 = 3,210.62 : x
  2. Step 2: Convert to fraction form
    5,199.41/7,174.35 = 3,210.62/x
  3. Step 3: Cross multiply
    5,199.41x = 7,174.35 × 3,210.62
  4. Step 4: Simplify right side
    5,199.41x = 23,034,111.60
  5. Step 5: Solve for x
    x = 23,034,111.60/5,199.41
  6. Step 6: Final answer
    x = 4,430.14

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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.