Home / 7,333.93-10,120.95-4,190.14

Finding the Fourth Proportional to 7,333.93, 10,120.95 and 4,190.14

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Solution

The fourth proportional to 7,333.93, 10,120.95 and 4,190.14 is: 5,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.93 : 10,120.95 = 4,190.14 : x
  2. Step 2: Convert to fraction form
    7,333.93/10,120.95 = 4,190.14/x
  3. Step 3: Cross multiply
    7,333.93x = 10,120.95 × 4,190.14
  4. Step 4: Simplify right side
    7,333.93x = 42,408,197.43
  5. Step 5: Solve for x
    x = 42,408,197.43/7,333.93
  6. Step 6: Final answer
    x = 5,782.47

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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.