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Finding the Fourth Proportional to 7,673.51, 11,509.72 and 4,376.27

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Solution

The fourth proportional to 7,673.51, 11,509.72 and 4,376.27 is: 6,564.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.51 : 11,509.72 = 4,376.27 : x
  2. Step 2: Convert to fraction form
    7,673.51/11,509.72 = 4,376.27/x
  3. Step 3: Cross multiply
    7,673.51x = 11,509.72 × 4,376.27
  4. Step 4: Simplify right side
    7,673.51x = 50,369,642.34
  5. Step 5: Solve for x
    x = 50,369,642.34/7,673.51
  6. Step 6: Final answer
    x = 6,564.09

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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.