Home / 12,080.48-16,670.78-6,775.18

Finding the Fourth Proportional to 12,080.48, 16,670.78 and 6,775.18

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Solution

The fourth proportional to 12,080.48, 16,670.78 and 6,775.18 is: 9,349.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080.48 : 16,670.78 = 6,775.18 : x
  2. Step 2: Convert to fraction form
    12,080.48/16,670.78 = 6,775.18/x
  3. Step 3: Cross multiply
    12,080.48x = 16,670.78 × 6,775.18
  4. Step 4: Simplify right side
    12,080.48x = 112,947,535.24
  5. Step 5: Solve for x
    x = 112,947,535.24/12,080.48
  6. Step 6: Final answer
    x = 9,349.59

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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.