Home / 9,881.52-14,811.60-4,941.36

Finding the Fourth Proportional to 9,881.52, 14,811.60 and 4,941.36

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Solution

The fourth proportional to 9,881.52, 14,811.60 and 4,941.36 is: 7,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.52 : 14,811.60 = 4,941.36 : x
  2. Step 2: Convert to fraction form
    9,881.52/14,811.60 = 4,941.36/x
  3. Step 3: Cross multiply
    9,881.52x = 14,811.60 × 4,941.36
  4. Step 4: Simplify right side
    9,881.52x = 73,189,447.78
  5. Step 5: Solve for x
    x = 73,189,447.78/9,881.52
  6. Step 6: Final answer
    x = 7,406.70

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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.