Home / 5,707.65-8,555.63-3,629.19

Finding the Fourth Proportional to 5,707.65, 8,555.63 and 3,629.19

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Solution

The fourth proportional to 5,707.65, 8,555.63 and 3,629.19 is: 5,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.65 : 8,555.63 = 3,629.19 : x
  2. Step 2: Convert to fraction form
    5,707.65/8,555.63 = 3,629.19/x
  3. Step 3: Cross multiply
    5,707.65x = 8,555.63 × 3,629.19
  4. Step 4: Simplify right side
    5,707.65x = 31,049,988.69
  5. Step 5: Solve for x
    x = 31,049,988.69/5,707.65
  6. Step 6: Final answer
    x = 5,440.07

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1.5x scale

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.