Home / 9,581.04-14,341.86-5,187.60

Finding the Fourth Proportional to 9,581.04, 14,341.86 and 5,187.60

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Solution

The fourth proportional to 9,581.04, 14,341.86 and 5,187.60 is: 7,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.04 : 14,341.86 = 5,187.60 : x
  2. Step 2: Convert to fraction form
    9,581.04/14,341.86 = 5,187.60/x
  3. Step 3: Cross multiply
    9,581.04x = 14,341.86 × 5,187.60
  4. Step 4: Simplify right side
    9,581.04x = 74,399,832.94
  5. Step 5: Solve for x
    x = 74,399,832.94/9,581.04
  6. Step 6: Final answer
    x = 7,765.32

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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.