Home / 7,384.34-10,190.43-4,400.30

Finding the Fourth Proportional to 7,384.34, 10,190.43 and 4,400.30

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Solution

The fourth proportional to 7,384.34, 10,190.43 and 4,400.30 is: 6,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.34 : 10,190.43 = 4,400.30 : x
  2. Step 2: Convert to fraction form
    7,384.34/10,190.43 = 4,400.30/x
  3. Step 3: Cross multiply
    7,384.34x = 10,190.43 × 4,400.30
  4. Step 4: Simplify right side
    7,384.34x = 44,840,898.18
  5. Step 5: Solve for x
    x = 44,840,898.18/7,384.34
  6. Step 6: Final answer
    x = 6,072.44

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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.