Home / 4,803.40-6,628.68-2,678.93

Finding the Fourth Proportional to 4,803.40, 6,628.68 and 2,678.93

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Solution

The fourth proportional to 4,803.40, 6,628.68 and 2,678.93 is: 3,696.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.40 : 6,628.68 = 2,678.93 : x
  2. Step 2: Convert to fraction form
    4,803.40/6,628.68 = 2,678.93/x
  3. Step 3: Cross multiply
    4,803.40x = 6,628.68 × 2,678.93
  4. Step 4: Simplify right side
    4,803.40x = 17,757,762.14
  5. Step 5: Solve for x
    x = 17,757,762.14/4,803.40
  6. Step 6: Final answer
    x = 3,696.92

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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.