Home / 7,771.17-11,656.67-4,652.05

Finding the Fourth Proportional to 7,771.17, 11,656.67 and 4,652.05

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Solution

The fourth proportional to 7,771.17, 11,656.67 and 4,652.05 is: 6,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.17 : 11,656.67 = 4,652.05 : x
  2. Step 2: Convert to fraction form
    7,771.17/11,656.67 = 4,652.05/x
  3. Step 3: Cross multiply
    7,771.17x = 11,656.67 × 4,652.05
  4. Step 4: Simplify right side
    7,771.17x = 54,227,330.13
  5. Step 5: Solve for x
    x = 54,227,330.13/7,771.17
  6. Step 6: Final answer
    x = 6,978.01

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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.