Home / 4,803.32-6,628.58-2,678.69

Finding the Fourth Proportional to 4,803.32, 6,628.58 and 2,678.69

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Solution

The fourth proportional to 4,803.32, 6,628.58 and 2,678.69 is: 3,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.32 : 6,628.58 = 2,678.69 : x
  2. Step 2: Convert to fraction form
    4,803.32/6,628.58 = 2,678.69/x
  3. Step 3: Cross multiply
    4,803.32x = 6,628.58 × 2,678.69
  4. Step 4: Simplify right side
    4,803.32x = 17,755,864.42
  5. Step 5: Solve for x
    x = 17,755,864.42/4,803.32
  6. Step 6: Final answer
    x = 3,696.59

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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.