Home / 9,376.10-14,054.55-5,209.70

Finding the Fourth Proportional to 9,376.10, 14,054.55 and 5,209.70

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Solution

The fourth proportional to 9,376.10, 14,054.55 and 5,209.70 is: 7,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.10 : 14,054.55 = 5,209.70 : x
  2. Step 2: Convert to fraction form
    9,376.10/14,054.55 = 5,209.70/x
  3. Step 3: Cross multiply
    9,376.10x = 14,054.55 × 5,209.70
  4. Step 4: Simplify right side
    9,376.10x = 73,219,989.14
  5. Step 5: Solve for x
    x = 73,219,989.14/9,376.10
  6. Step 6: Final answer
    x = 7,809.22

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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.