Home / 7,941.13-11,911.70-4,677.01

Finding the Fourth Proportional to 7,941.13, 11,911.70 and 4,677.01

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Solution

The fourth proportional to 7,941.13, 11,911.70 and 4,677.01 is: 7,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.13 : 11,911.70 = 4,677.01 : x
  2. Step 2: Convert to fraction form
    7,941.13/11,911.70 = 4,677.01/x
  3. Step 3: Cross multiply
    7,941.13x = 11,911.70 × 4,677.01
  4. Step 4: Simplify right side
    7,941.13x = 55,711,140.02
  5. Step 5: Solve for x
    x = 55,711,140.02/7,941.13
  6. Step 6: Final answer
    x = 7,015.52

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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.