Home / 10,636.88-14,679.32-6,160.56

Finding the Fourth Proportional to 10,636.88, 14,679.32 and 6,160.56

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Solution

The fourth proportional to 10,636.88, 14,679.32 and 6,160.56 is: 8,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.88 : 14,679.32 = 6,160.56 : x
  2. Step 2: Convert to fraction form
    10,636.88/14,679.32 = 6,160.56/x
  3. Step 3: Cross multiply
    10,636.88x = 14,679.32 × 6,160.56
  4. Step 4: Simplify right side
    10,636.88x = 90,432,831.62
  5. Step 5: Solve for x
    x = 90,432,831.62/10,636.88
  6. Step 6: Final answer
    x = 8,501.82

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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.