Home / 4,927.20-7,390.86-1,464.45

Finding the Fourth Proportional to 4,927.20, 7,390.86 and 1,464.45

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Solution

The fourth proportional to 4,927.20, 7,390.86 and 1,464.45 is: 2,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.20 : 7,390.86 = 1,464.45 : x
  2. Step 2: Convert to fraction form
    4,927.20/7,390.86 = 1,464.45/x
  3. Step 3: Cross multiply
    4,927.20x = 7,390.86 × 1,464.45
  4. Step 4: Simplify right side
    4,927.20x = 10,823,544.93
  5. Step 5: Solve for x
    x = 10,823,544.93/4,927.20
  6. Step 6: Final answer
    x = 2,196.69

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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.