Home / 7,016.34-9,686.18-5,125.80

Finding the Fourth Proportional to 7,016.34, 9,686.18 and 5,125.80

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Solution

The fourth proportional to 7,016.34, 9,686.18 and 5,125.80 is: 7,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.34 : 9,686.18 = 5,125.80 : x
  2. Step 2: Convert to fraction form
    7,016.34/9,686.18 = 5,125.80/x
  3. Step 3: Cross multiply
    7,016.34x = 9,686.18 × 5,125.80
  4. Step 4: Simplify right side
    7,016.34x = 49,649,421.44
  5. Step 5: Solve for x
    x = 49,649,421.44/7,016.34
  6. Step 6: Final answer
    x = 7,076.26

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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.