Home / 6,980.01-10,459.76-5,216.73

Finding the Fourth Proportional to 6,980.01, 10,459.76 and 5,216.73

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Solution

The fourth proportional to 6,980.01, 10,459.76 and 5,216.73 is: 7,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.01 : 10,459.76 = 5,216.73 : x
  2. Step 2: Convert to fraction form
    6,980.01/10,459.76 = 5,216.73/x
  3. Step 3: Cross multiply
    6,980.01x = 10,459.76 × 5,216.73
  4. Step 4: Simplify right side
    6,980.01x = 54,565,717.70
  5. Step 5: Solve for x
    x = 54,565,717.70/6,980.01
  6. Step 6: Final answer
    x = 7,817.43

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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.