Home / 7,464.86-10,299.78-4,480.16

Finding the Fourth Proportional to 7,464.86, 10,299.78 and 4,480.16

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Solution

The fourth proportional to 7,464.86, 10,299.78 and 4,480.16 is: 6,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.86 : 10,299.78 = 4,480.16 : x
  2. Step 2: Convert to fraction form
    7,464.86/10,299.78 = 4,480.16/x
  3. Step 3: Cross multiply
    7,464.86x = 10,299.78 × 4,480.16
  4. Step 4: Simplify right side
    7,464.86x = 46,144,662.36
  5. Step 5: Solve for x
    x = 46,144,662.36/7,464.86
  6. Step 6: Final answer
    x = 6,181.58

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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.