Home / 5,386.04-7,432.69-3,028.19

Finding the Fourth Proportional to 5,386.04, 7,432.69 and 3,028.19

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Solution

The fourth proportional to 5,386.04, 7,432.69 and 3,028.19 is: 4,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.04 : 7,432.69 = 3,028.19 : x
  2. Step 2: Convert to fraction form
    5,386.04/7,432.69 = 3,028.19/x
  3. Step 3: Cross multiply
    5,386.04x = 7,432.69 × 3,028.19
  4. Step 4: Simplify right side
    5,386.04x = 22,507,597.53
  5. Step 5: Solve for x
    x = 22,507,597.53/5,386.04
  6. Step 6: Final answer
    x = 4,178.88

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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.