Home / 7,246.27-9,999.89-4,103.07

Finding the Fourth Proportional to 7,246.27, 9,999.89 and 4,103.07

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Solution

The fourth proportional to 7,246.27, 9,999.89 and 4,103.07 is: 5,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.27 : 9,999.89 = 4,103.07 : x
  2. Step 2: Convert to fraction form
    7,246.27/9,999.89 = 4,103.07/x
  3. Step 3: Cross multiply
    7,246.27x = 9,999.89 × 4,103.07
  4. Step 4: Simplify right side
    7,246.27x = 41,030,248.66
  5. Step 5: Solve for x
    x = 41,030,248.66/7,246.27
  6. Step 6: Final answer
    x = 5,662.26

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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.