Home / 9,515.64-14,270.70-3,670.89

Finding the Fourth Proportional to 9,515.64, 14,270.70 and 3,670.89

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Solution

The fourth proportional to 9,515.64, 14,270.70 and 3,670.89 is: 5,505.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.64 : 14,270.70 = 3,670.89 : x
  2. Step 2: Convert to fraction form
    9,515.64/14,270.70 = 3,670.89/x
  3. Step 3: Cross multiply
    9,515.64x = 14,270.70 × 3,670.89
  4. Step 4: Simplify right side
    9,515.64x = 52,386,169.92
  5. Step 5: Solve for x
    x = 52,386,169.92/9,515.64
  6. Step 6: Final answer
    x = 5,505.27

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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.