Home / 6,430.10-9,643.07-2,046.53

Finding the Fourth Proportional to 6,430.10, 9,643.07 and 2,046.53

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Solution

The fourth proportional to 6,430.10, 9,643.07 and 2,046.53 is: 3,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.10 : 9,643.07 = 2,046.53 : x
  2. Step 2: Convert to fraction form
    6,430.10/9,643.07 = 2,046.53/x
  3. Step 3: Cross multiply
    6,430.10x = 9,643.07 × 2,046.53
  4. Step 4: Simplify right side
    6,430.10x = 19,734,832.05
  5. Step 5: Solve for x
    x = 19,734,832.05/6,430.10
  6. Step 6: Final answer
    x = 3,069.13

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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.