Home / 9,048.24-13,493.25-8,720.19

Finding the Fourth Proportional to 9,048.24, 13,493.25 and 8,720.19

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Solution

The fourth proportional to 9,048.24, 13,493.25 and 8,720.19 is: 13,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048.24 : 13,493.25 = 8,720.19 : x
  2. Step 2: Convert to fraction form
    9,048.24/13,493.25 = 8,720.19/x
  3. Step 3: Cross multiply
    9,048.24x = 13,493.25 × 8,720.19
  4. Step 4: Simplify right side
    9,048.24x = 117,663,703.72
  5. Step 5: Solve for x
    x = 117,663,703.72/9,048.24
  6. Step 6: Final answer
    x = 13,004.04

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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.