Home / 4,790.84-6,611.24-2,666.28

Finding the Fourth Proportional to 4,790.84, 6,611.24 and 2,666.28

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Solution

The fourth proportional to 4,790.84, 6,611.24 and 2,666.28 is: 3,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.84 : 6,611.24 = 2,666.28 : x
  2. Step 2: Convert to fraction form
    4,790.84/6,611.24 = 2,666.28/x
  3. Step 3: Cross multiply
    4,790.84x = 6,611.24 × 2,666.28
  4. Step 4: Simplify right side
    4,790.84x = 17,627,423.65
  5. Step 5: Solve for x
    x = 17,627,423.65/4,790.84
  6. Step 6: Final answer
    x = 3,679.41

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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.