Home / 7,784.01-11,680.10-4,670.27

Finding the Fourth Proportional to 7,784.01, 11,680.10 and 4,670.27

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Solution

The fourth proportional to 7,784.01, 11,680.10 and 4,670.27 is: 7,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784.01 : 11,680.10 = 4,670.27 : x
  2. Step 2: Convert to fraction form
    7,784.01/11,680.10 = 4,670.27/x
  3. Step 3: Cross multiply
    7,784.01x = 11,680.10 × 4,670.27
  4. Step 4: Simplify right side
    7,784.01x = 54,549,220.63
  5. Step 5: Solve for x
    x = 54,549,220.63/7,784.01
  6. Step 6: Final answer
    x = 7,007.86

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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.