Home / 7,927.04-10,914.41-6,729.54

Finding the Fourth Proportional to 7,927.04, 10,914.41 and 6,729.54

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Solution

The fourth proportional to 7,927.04, 10,914.41 and 6,729.54 is: 9,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.04 : 10,914.41 = 6,729.54 : x
  2. Step 2: Convert to fraction form
    7,927.04/10,914.41 = 6,729.54/x
  3. Step 3: Cross multiply
    7,927.04x = 10,914.41 × 6,729.54
  4. Step 4: Simplify right side
    7,927.04x = 73,448,904.10
  5. Step 5: Solve for x
    x = 73,448,904.10/7,927.04
  6. Step 6: Final answer
    x = 9,265.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.