Home / 9,240.39-12,751.92-5,048.64

Finding the Fourth Proportional to 9,240.39, 12,751.92 and 5,048.64

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Solution

The fourth proportional to 9,240.39, 12,751.92 and 5,048.64 is: 6,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.39 : 12,751.92 = 5,048.64 : x
  2. Step 2: Convert to fraction form
    9,240.39/12,751.92 = 5,048.64/x
  3. Step 3: Cross multiply
    9,240.39x = 12,751.92 × 5,048.64
  4. Step 4: Simplify right side
    9,240.39x = 64,379,853.39
  5. Step 5: Solve for x
    x = 64,379,853.39/9,240.39
  6. Step 6: Final answer
    x = 6,967.22

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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.