Home / 4,969.79-7,455.60-2,046.50

Finding the Fourth Proportional to 4,969.79, 7,455.60 and 2,046.50

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Solution

The fourth proportional to 4,969.79, 7,455.60 and 2,046.50 is: 3,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.79 : 7,455.60 = 2,046.50 : x
  2. Step 2: Convert to fraction form
    4,969.79/7,455.60 = 2,046.50/x
  3. Step 3: Cross multiply
    4,969.79x = 7,455.60 × 2,046.50
  4. Step 4: Simplify right side
    4,969.79x = 15,257,904.04
  5. Step 5: Solve for x
    x = 15,257,904.04/4,969.79
  6. Step 6: Final answer
    x = 3,070.13

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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.