Home / 7,386.47-11,081.53-2,192.34

Finding the Fourth Proportional to 7,386.47, 11,081.53 and 2,192.34

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Solution

The fourth proportional to 7,386.47, 11,081.53 and 2,192.34 is: 3,289.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.47 : 11,081.53 = 2,192.34 : x
  2. Step 2: Convert to fraction form
    7,386.47/11,081.53 = 2,192.34/x
  3. Step 3: Cross multiply
    7,386.47x = 11,081.53 × 2,192.34
  4. Step 4: Simplify right side
    7,386.47x = 24,294,525.78
  5. Step 5: Solve for x
    x = 24,294,525.78/7,386.47
  6. Step 6: Final answer
    x = 3,289.06

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1.5x scale

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.