Home / 7,370.19-10,170.99-4,183.40

Finding the Fourth Proportional to 7,370.19, 10,170.99 and 4,183.40

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Solution

The fourth proportional to 7,370.19, 10,170.99 and 4,183.40 is: 5,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.19 : 10,170.99 = 4,183.40 : x
  2. Step 2: Convert to fraction form
    7,370.19/10,170.99 = 4,183.40/x
  3. Step 3: Cross multiply
    7,370.19x = 10,170.99 × 4,183.40
  4. Step 4: Simplify right side
    7,370.19x = 42,549,344.99
  5. Step 5: Solve for x
    x = 42,549,344.99/7,370.19
  6. Step 6: Final answer
    x = 5,773.17

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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.