Home / 4,351.57-6,527.81-1,389.31

Finding the Fourth Proportional to 4,351.57, 6,527.81 and 1,389.31

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Solution

The fourth proportional to 4,351.57, 6,527.81 and 1,389.31 is: 2,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.57 : 6,527.81 = 1,389.31 : x
  2. Step 2: Convert to fraction form
    4,351.57/6,527.81 = 1,389.31/x
  3. Step 3: Cross multiply
    4,351.57x = 6,527.81 × 1,389.31
  4. Step 4: Simplify right side
    4,351.57x = 9,069,138.86
  5. Step 5: Solve for x
    x = 9,069,138.86/4,351.57
  6. Step 6: Final answer
    x = 2,084.11

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Why These Related Problems?

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