Home / 7,190.64-10,778.67-3,033.59

Finding the Fourth Proportional to 7,190.64, 10,778.67 and 3,033.59

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Solution

The fourth proportional to 7,190.64, 10,778.67 and 3,033.59 is: 4,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.64 : 10,778.67 = 3,033.59 : x
  2. Step 2: Convert to fraction form
    7,190.64/10,778.67 = 3,033.59/x
  3. Step 3: Cross multiply
    7,190.64x = 10,778.67 × 3,033.59
  4. Step 4: Simplify right side
    7,190.64x = 32,698,011.63
  5. Step 5: Solve for x
    x = 32,698,011.63/7,190.64
  6. Step 6: Final answer
    x = 4,547.30

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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.