Home / 7,384.01-10,192.41-4,400.78

Finding the Fourth Proportional to 7,384.01, 10,192.41 and 4,400.78

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Solution

The fourth proportional to 7,384.01, 10,192.41 and 4,400.78 is: 6,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.01 : 10,192.41 = 4,400.78 : x
  2. Step 2: Convert to fraction form
    7,384.01/10,192.41 = 4,400.78/x
  3. Step 3: Cross multiply
    7,384.01x = 10,192.41 × 4,400.78
  4. Step 4: Simplify right side
    7,384.01x = 44,854,554.08
  5. Step 5: Solve for x
    x = 44,854,554.08/7,384.01
  6. Step 6: Final answer
    x = 6,074.55

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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.