Home / 5,055.40-7,583.10-4,191.40

Finding the Fourth Proportional to 5,055.40, 7,583.10 and 4,191.40

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Solution

The fourth proportional to 5,055.40, 7,583.10 and 4,191.40 is: 6,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.40 : 7,583.10 = 4,191.40 : x
  2. Step 2: Convert to fraction form
    5,055.40/7,583.10 = 4,191.40/x
  3. Step 3: Cross multiply
    5,055.40x = 7,583.10 × 4,191.40
  4. Step 4: Simplify right side
    5,055.40x = 31,783,805.34
  5. Step 5: Solve for x
    x = 31,783,805.34/5,055.40
  6. Step 6: Final answer
    x = 6,287.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.