Home / 7,784.26-11,680.47-4,670.53

Finding the Fourth Proportional to 7,784.26, 11,680.47 and 4,670.53

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Solution

The fourth proportional to 7,784.26, 11,680.47 and 4,670.53 is: 7,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784.26 : 11,680.47 = 4,670.53 : x
  2. Step 2: Convert to fraction form
    7,784.26/11,680.47 = 4,670.53/x
  3. Step 3: Cross multiply
    7,784.26x = 11,680.47 × 4,670.53
  4. Step 4: Simplify right side
    7,784.26x = 54,553,956.35
  5. Step 5: Solve for x
    x = 54,553,956.35/7,784.26
  6. Step 6: Final answer
    x = 7,008.24

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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.