Home / 4,769.13-7,124.69-3,089.58

Finding the Fourth Proportional to 4,769.13, 7,124.69 and 3,089.58

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Solution

The fourth proportional to 4,769.13, 7,124.69 and 3,089.58 is: 4,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.13 : 7,124.69 = 3,089.58 : x
  2. Step 2: Convert to fraction form
    4,769.13/7,124.69 = 3,089.58/x
  3. Step 3: Cross multiply
    4,769.13x = 7,124.69 × 3,089.58
  4. Step 4: Simplify right side
    4,769.13x = 22,012,318.72
  5. Step 5: Solve for x
    x = 22,012,318.72/4,769.13
  6. Step 6: Final answer
    x = 4,615.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.