Home / 9,711.48-14,565.03-3,788.51

Finding the Fourth Proportional to 9,711.48, 14,565.03 and 3,788.51

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Solution

The fourth proportional to 9,711.48, 14,565.03 and 3,788.51 is: 5,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711.48 : 14,565.03 = 3,788.51 : x
  2. Step 2: Convert to fraction form
    9,711.48/14,565.03 = 3,788.51/x
  3. Step 3: Cross multiply
    9,711.48x = 14,565.03 × 3,788.51
  4. Step 4: Simplify right side
    9,711.48x = 55,179,688.98
  5. Step 5: Solve for x
    x = 55,179,688.98/9,711.48
  6. Step 6: Final answer
    x = 5,681.90

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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.