Home / 5,294.64-7,941.88-1,831.92

Finding the Fourth Proportional to 5,294.64, 7,941.88 and 1,831.92

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Solution

The fourth proportional to 5,294.64, 7,941.88 and 1,831.92 is: 2,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.64 : 7,941.88 = 1,831.92 : x
  2. Step 2: Convert to fraction form
    5,294.64/7,941.88 = 1,831.92/x
  3. Step 3: Cross multiply
    5,294.64x = 7,941.88 × 1,831.92
  4. Step 4: Simplify right side
    5,294.64x = 14,548,888.81
  5. Step 5: Solve for x
    x = 14,548,888.81/5,294.64
  6. Step 6: Final answer
    x = 2,747.85

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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.