Home / 10,831.84-14,945.60-6,295.34

Finding the Fourth Proportional to 10,831.84, 14,945.60 and 6,295.34

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Solution

The fourth proportional to 10,831.84, 14,945.60 and 6,295.34 is: 8,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.84 : 14,945.60 = 6,295.34 : x
  2. Step 2: Convert to fraction form
    10,831.84/14,945.60 = 6,295.34/x
  3. Step 3: Cross multiply
    10,831.84x = 14,945.60 × 6,295.34
  4. Step 4: Simplify right side
    10,831.84x = 94,087,686.61
  5. Step 5: Solve for x
    x = 94,087,686.61/10,831.84
  6. Step 6: Final answer
    x = 8,686.22

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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.