Home / 5,395.34-7,444.40-3,157.14

Finding the Fourth Proportional to 5,395.34, 7,444.40 and 3,157.14

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Solution

The fourth proportional to 5,395.34, 7,444.40 and 3,157.14 is: 4,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.34 : 7,444.40 = 3,157.14 : x
  2. Step 2: Convert to fraction form
    5,395.34/7,444.40 = 3,157.14/x
  3. Step 3: Cross multiply
    5,395.34x = 7,444.40 × 3,157.14
  4. Step 4: Simplify right side
    5,395.34x = 23,503,013.02
  5. Step 5: Solve for x
    x = 23,503,013.02/5,395.34
  6. Step 6: Final answer
    x = 4,356.17

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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.