Home / 10,554.44-15,831.66-4,709.48

Finding the Fourth Proportional to 10,554.44, 15,831.66 and 4,709.48

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Solution

The fourth proportional to 10,554.44, 15,831.66 and 4,709.48 is: 7,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.44 : 15,831.66 = 4,709.48 : x
  2. Step 2: Convert to fraction form
    10,554.44/15,831.66 = 4,709.48/x
  3. Step 3: Cross multiply
    10,554.44x = 15,831.66 × 4,709.48
  4. Step 4: Simplify right side
    10,554.44x = 74,558,886.14
  5. Step 5: Solve for x
    x = 74,558,886.14/10,554.44
  6. Step 6: Final answer
    x = 7,064.22

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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.