Home / 7,133.99-9,845.45-4,110.04

Finding the Fourth Proportional to 7,133.99, 9,845.45 and 4,110.04

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Solution

The fourth proportional to 7,133.99, 9,845.45 and 4,110.04 is: 5,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.99 : 9,845.45 = 4,110.04 : x
  2. Step 2: Convert to fraction form
    7,133.99/9,845.45 = 4,110.04/x
  3. Step 3: Cross multiply
    7,133.99x = 9,845.45 × 4,110.04
  4. Step 4: Simplify right side
    7,133.99x = 40,465,185.07
  5. Step 5: Solve for x
    x = 40,465,185.07/7,133.99
  6. Step 6: Final answer
    x = 5,672.17

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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.