Home / 9,620.40-14,430.76-3,046.64

Finding the Fourth Proportional to 9,620.40, 14,430.76 and 3,046.64

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Solution

The fourth proportional to 9,620.40, 14,430.76 and 3,046.64 is: 4,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.40 : 14,430.76 = 3,046.64 : x
  2. Step 2: Convert to fraction form
    9,620.40/14,430.76 = 3,046.64/x
  3. Step 3: Cross multiply
    9,620.40x = 14,430.76 × 3,046.64
  4. Step 4: Simplify right side
    9,620.40x = 43,965,330.65
  5. Step 5: Solve for x
    x = 43,965,330.65/9,620.40
  6. Step 6: Final answer
    x = 4,570.01

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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.