Home / 7,325.62-10,107.93-4,180.66

Finding the Fourth Proportional to 7,325.62, 10,107.93 and 4,180.66

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Solution

The fourth proportional to 7,325.62, 10,107.93 and 4,180.66 is: 5,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.62 : 10,107.93 = 4,180.66 : x
  2. Step 2: Convert to fraction form
    7,325.62/10,107.93 = 4,180.66/x
  3. Step 3: Cross multiply
    7,325.62x = 10,107.93 × 4,180.66
  4. Step 4: Simplify right side
    7,325.62x = 42,257,818.63
  5. Step 5: Solve for x
    x = 42,257,818.63/7,325.62
  6. Step 6: Final answer
    x = 5,768.50

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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.