Home / 12,048.57-16,626.49-6,670.69

Finding the Fourth Proportional to 12,048.57, 16,626.49 and 6,670.69

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Solution

The fourth proportional to 12,048.57, 16,626.49 and 6,670.69 is: 9,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.57 : 16,626.49 = 6,670.69 : x
  2. Step 2: Convert to fraction form
    12,048.57/16,626.49 = 6,670.69/x
  3. Step 3: Cross multiply
    12,048.57x = 16,626.49 × 6,670.69
  4. Step 4: Simplify right side
    12,048.57x = 110,910,102.34
  5. Step 5: Solve for x
    x = 110,910,102.34/12,048.57
  6. Step 6: Final answer
    x = 9,205.25

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Half scale
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Double scale
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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.