Home / 9,618.48-13,272.66-5,369.22

Finding the Fourth Proportional to 9,618.48, 13,272.66 and 5,369.22

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Solution

The fourth proportional to 9,618.48, 13,272.66 and 5,369.22 is: 7,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.48 : 13,272.66 = 5,369.22 : x
  2. Step 2: Convert to fraction form
    9,618.48/13,272.66 = 5,369.22/x
  3. Step 3: Cross multiply
    9,618.48x = 13,272.66 × 5,369.22
  4. Step 4: Simplify right side
    9,618.48x = 71,263,831.53
  5. Step 5: Solve for x
    x = 71,263,831.53/9,618.48
  6. Step 6: Final answer
    x = 7,409.05

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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.