Home / 10,090.41-13,924.32-5,613.81

Finding the Fourth Proportional to 10,090.41, 13,924.32 and 5,613.81

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Solution

The fourth proportional to 10,090.41, 13,924.32 and 5,613.81 is: 7,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.41 : 13,924.32 = 5,613.81 : x
  2. Step 2: Convert to fraction form
    10,090.41/13,924.32 = 5,613.81/x
  3. Step 3: Cross multiply
    10,090.41x = 13,924.32 × 5,613.81
  4. Step 4: Simplify right side
    10,090.41x = 78,168,486.86
  5. Step 5: Solve for x
    x = 78,168,486.86/10,090.41
  6. Step 6: Final answer
    x = 7,746.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.