Home / 9,621.36-14,432.57-3,047.06

Finding the Fourth Proportional to 9,621.36, 14,432.57 and 3,047.06

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Solution

The fourth proportional to 9,621.36, 14,432.57 and 3,047.06 is: 4,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.36 : 14,432.57 = 3,047.06 : x
  2. Step 2: Convert to fraction form
    9,621.36/14,432.57 = 3,047.06/x
  3. Step 3: Cross multiply
    9,621.36x = 14,432.57 × 3,047.06
  4. Step 4: Simplify right side
    9,621.36x = 43,976,819.35
  5. Step 5: Solve for x
    x = 43,976,819.35/9,621.36
  6. Step 6: Final answer
    x = 4,570.75

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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.