Home / 7,475.97-10,316.35-4,490.03

Finding the Fourth Proportional to 7,475.97, 10,316.35 and 4,490.03

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Solution

The fourth proportional to 7,475.97, 10,316.35 and 4,490.03 is: 6,195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.97 : 10,316.35 = 4,490.03 : x
  2. Step 2: Convert to fraction form
    7,475.97/10,316.35 = 4,490.03/x
  3. Step 3: Cross multiply
    7,475.97x = 10,316.35 × 4,490.03
  4. Step 4: Simplify right side
    7,475.97x = 46,320,698.54
  5. Step 5: Solve for x
    x = 46,320,698.54/7,475.97
  6. Step 6: Final answer
    x = 6,195.94

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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.