Home / 10,831.65-14,948.73-6,581.79

Finding the Fourth Proportional to 10,831.65, 14,948.73 and 6,581.79

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Solution

The fourth proportional to 10,831.65, 14,948.73 and 6,581.79 is: 9,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.65 : 14,948.73 = 6,581.79 : x
  2. Step 2: Convert to fraction form
    10,831.65/14,948.73 = 6,581.79/x
  3. Step 3: Cross multiply
    10,831.65x = 14,948.73 × 6,581.79
  4. Step 4: Simplify right side
    10,831.65x = 98,389,401.63
  5. Step 5: Solve for x
    x = 98,389,401.63/10,831.65
  6. Step 6: Final answer
    x = 9,083.51

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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.