Home / 3,529.65-4,871.13-2,017.69

Finding the Fourth Proportional to 3,529.65, 4,871.13 and 2,017.69

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Solution

The fourth proportional to 3,529.65, 4,871.13 and 2,017.69 is: 2,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.65 : 4,871.13 = 2,017.69 : x
  2. Step 2: Convert to fraction form
    3,529.65/4,871.13 = 2,017.69/x
  3. Step 3: Cross multiply
    3,529.65x = 4,871.13 × 2,017.69
  4. Step 4: Simplify right side
    3,529.65x = 9,828,430.29
  5. Step 5: Solve for x
    x = 9,828,430.29/3,529.65
  6. Step 6: Final answer
    x = 2,784.53

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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.