Home / 10,550.58-15,828-4,707.19

Finding the Fourth Proportional to 10,550.58, 15,828 and 4,707.19

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Solution

The fourth proportional to 10,550.58, 15,828 and 4,707.19 is: 7,061.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.58 : 15,828 = 4,707.19 : x
  2. Step 2: Convert to fraction form
    10,550.58/15,828 = 4,707.19/x
  3. Step 3: Cross multiply
    10,550.58x = 15,828 × 4,707.19
  4. Step 4: Simplify right side
    10,550.58x = 74,505,403.32
  5. Step 5: Solve for x
    x = 74,505,403.32/10,550.58
  6. Step 6: Final answer
    x = 7,061.74

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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.