Home / 10,370.13-14,317.13-6,396.68

Finding the Fourth Proportional to 10,370.13, 14,317.13 and 6,396.68

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Solution

The fourth proportional to 10,370.13, 14,317.13 and 6,396.68 is: 8,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.13 : 14,317.13 = 6,396.68 : x
  2. Step 2: Convert to fraction form
    10,370.13/14,317.13 = 6,396.68/x
  3. Step 3: Cross multiply
    10,370.13x = 14,317.13 × 6,396.68
  4. Step 4: Simplify right side
    10,370.13x = 91,582,043.53
  5. Step 5: Solve for x
    x = 91,582,043.53/10,370.13
  6. Step 6: Final answer
    x = 8,831.33

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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.