Home / 5,831.04-8,047.06-3,178.60

Finding the Fourth Proportional to 5,831.04, 8,047.06 and 3,178.60

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Solution

The fourth proportional to 5,831.04, 8,047.06 and 3,178.60 is: 4,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.04 : 8,047.06 = 3,178.60 : x
  2. Step 2: Convert to fraction form
    5,831.04/8,047.06 = 3,178.60/x
  3. Step 3: Cross multiply
    5,831.04x = 8,047.06 × 3,178.60
  4. Step 4: Simplify right side
    5,831.04x = 25,578,384.92
  5. Step 5: Solve for x
    x = 25,578,384.92/5,831.04
  6. Step 6: Final answer
    x = 4,386.59

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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.