Home / 6,180.10-9,270.15-5,013.70

Finding the Fourth Proportional to 6,180.10, 9,270.15 and 5,013.70

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Solution

The fourth proportional to 6,180.10, 9,270.15 and 5,013.70 is: 7,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.10 : 9,270.15 = 5,013.70 : x
  2. Step 2: Convert to fraction form
    6,180.10/9,270.15 = 5,013.70/x
  3. Step 3: Cross multiply
    6,180.10x = 9,270.15 × 5,013.70
  4. Step 4: Simplify right side
    6,180.10x = 46,477,751.06
  5. Step 5: Solve for x
    x = 46,477,751.06/6,180.10
  6. Step 6: Final answer
    x = 7,520.55

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Double scale
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Similar ratio
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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.