Home / 7,848.77-10,831.52-4,312.08

Finding the Fourth Proportional to 7,848.77, 10,831.52 and 4,312.08

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Solution

The fourth proportional to 7,848.77, 10,831.52 and 4,312.08 is: 5,950.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.77 : 10,831.52 = 4,312.08 : x
  2. Step 2: Convert to fraction form
    7,848.77/10,831.52 = 4,312.08/x
  3. Step 3: Cross multiply
    7,848.77x = 10,831.52 × 4,312.08
  4. Step 4: Simplify right side
    7,848.77x = 46,706,359.20
  5. Step 5: Solve for x
    x = 46,706,359.20/7,848.77
  6. Step 6: Final answer
    x = 5,950.79

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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.