Home / 4,117.13-5,681.78-2,254.13

Finding the Fourth Proportional to 4,117.13, 5,681.78 and 2,254.13

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Solution

The fourth proportional to 4,117.13, 5,681.78 and 2,254.13 is: 3,110.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.13 : 5,681.78 = 2,254.13 : x
  2. Step 2: Convert to fraction form
    4,117.13/5,681.78 = 2,254.13/x
  3. Step 3: Cross multiply
    4,117.13x = 5,681.78 × 2,254.13
  4. Step 4: Simplify right side
    4,117.13x = 12,807,431.07
  5. Step 5: Solve for x
    x = 12,807,431.07/4,117.13
  6. Step 6: Final answer
    x = 3,110.77

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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.