Home / 6,430.19-9,645.48-2,269.62

Finding the Fourth Proportional to 6,430.19, 9,645.48 and 2,269.62

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Solution

The fourth proportional to 6,430.19, 9,645.48 and 2,269.62 is: 3,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.19 : 9,645.48 = 2,269.62 : x
  2. Step 2: Convert to fraction form
    6,430.19/9,645.48 = 2,269.62/x
  3. Step 3: Cross multiply
    6,430.19x = 9,645.48 × 2,269.62
  4. Step 4: Simplify right side
    6,430.19x = 21,891,574.32
  5. Step 5: Solve for x
    x = 21,891,574.32/6,430.19
  6. Step 6: Final answer
    x = 3,404.50

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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.