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Finding the Fourth Proportional to 3,500.77, 4,831.01 and 1,929.01

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Solution

The fourth proportional to 3,500.77, 4,831.01 and 1,929.01 is: 2,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.77 : 4,831.01 = 1,929.01 : x
  2. Step 2: Convert to fraction form
    3,500.77/4,831.01 = 1,929.01/x
  3. Step 3: Cross multiply
    3,500.77x = 4,831.01 × 1,929.01
  4. Step 4: Simplify right side
    3,500.77x = 9,319,056.96
  5. Step 5: Solve for x
    x = 9,319,056.96/3,500.77
  6. Step 6: Final answer
    x = 2,662.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.