Home / 9,142.11-13,703.93-3,599.34

Finding the Fourth Proportional to 9,142.11, 13,703.93 and 3,599.34

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Solution

The fourth proportional to 9,142.11, 13,703.93 and 3,599.34 is: 5,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142.11 : 13,703.93 = 3,599.34 : x
  2. Step 2: Convert to fraction form
    9,142.11/13,703.93 = 3,599.34/x
  3. Step 3: Cross multiply
    9,142.11x = 13,703.93 × 3,599.34
  4. Step 4: Simplify right side
    9,142.11x = 49,325,085.41
  5. Step 5: Solve for x
    x = 49,325,085.41/9,142.11
  6. Step 6: Final answer
    x = 5,395.38

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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.