Home / 9,769.04-13,480.80-5,576.48

Finding the Fourth Proportional to 9,769.04, 13,480.80 and 5,576.48

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Solution

The fourth proportional to 9,769.04, 13,480.80 and 5,576.48 is: 7,695.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.04 : 13,480.80 = 5,576.48 : x
  2. Step 2: Convert to fraction form
    9,769.04/13,480.80 = 5,576.48/x
  3. Step 3: Cross multiply
    9,769.04x = 13,480.80 × 5,576.48
  4. Step 4: Simplify right side
    9,769.04x = 75,175,411.58
  5. Step 5: Solve for x
    x = 75,175,411.58/9,769.04
  6. Step 6: Final answer
    x = 7,695.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.