Home / 4,790.57-6,611.03-2,666.19

Finding the Fourth Proportional to 4,790.57, 6,611.03 and 2,666.19

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Solution

The fourth proportional to 4,790.57, 6,611.03 and 2,666.19 is: 3,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.57 : 6,611.03 = 2,666.19 : x
  2. Step 2: Convert to fraction form
    4,790.57/6,611.03 = 2,666.19/x
  3. Step 3: Cross multiply
    4,790.57x = 6,611.03 × 2,666.19
  4. Step 4: Simplify right side
    4,790.57x = 17,626,262.08
  5. Step 5: Solve for x
    x = 17,626,262.08/4,790.57
  6. Step 6: Final answer
    x = 3,679.37

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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.