Home / 5,443.24-7,513.92-4,117.36

Finding the Fourth Proportional to 5,443.24, 7,513.92 and 4,117.36

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Solution

The fourth proportional to 5,443.24, 7,513.92 and 4,117.36 is: 5,683.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.24 : 7,513.92 = 4,117.36 : x
  2. Step 2: Convert to fraction form
    5,443.24/7,513.92 = 4,117.36/x
  3. Step 3: Cross multiply
    5,443.24x = 7,513.92 × 4,117.36
  4. Step 4: Simplify right side
    5,443.24x = 30,937,513.65
  5. Step 5: Solve for x
    x = 30,937,513.65/5,443.24
  6. Step 6: Final answer
    x = 5,683.66

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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.