Home / 7,798.44-11,686.14-4,680.12

Finding the Fourth Proportional to 7,798.44, 11,686.14 and 4,680.12

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Solution

The fourth proportional to 7,798.44, 11,686.14 and 4,680.12 is: 7,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.44 : 11,686.14 = 4,680.12 : x
  2. Step 2: Convert to fraction form
    7,798.44/11,686.14 = 4,680.12/x
  3. Step 3: Cross multiply
    7,798.44x = 11,686.14 × 4,680.12
  4. Step 4: Simplify right side
    7,798.44x = 54,692,537.54
  5. Step 5: Solve for x
    x = 54,692,537.54/7,798.44
  6. Step 6: Final answer
    x = 7,013.27

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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.