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Finding the Fourth Proportional to 6,555.03, 9,831.11 and 1,873.77

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Solution

The fourth proportional to 6,555.03, 9,831.11 and 1,873.77 is: 2,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.03 : 9,831.11 = 1,873.77 : x
  2. Step 2: Convert to fraction form
    6,555.03/9,831.11 = 1,873.77/x
  3. Step 3: Cross multiply
    6,555.03x = 9,831.11 × 1,873.77
  4. Step 4: Simplify right side
    6,555.03x = 18,421,192.75
  5. Step 5: Solve for x
    x = 18,421,192.75/6,555.03
  6. Step 6: Final answer
    x = 2,810.24

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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.