Home / 5,555.57-8,332.47-1,659.06

Finding the Fourth Proportional to 5,555.57, 8,332.47 and 1,659.06

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Solution

The fourth proportional to 5,555.57, 8,332.47 and 1,659.06 is: 2,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.57 : 8,332.47 = 1,659.06 : x
  2. Step 2: Convert to fraction form
    5,555.57/8,332.47 = 1,659.06/x
  3. Step 3: Cross multiply
    5,555.57x = 8,332.47 × 1,659.06
  4. Step 4: Simplify right side
    5,555.57x = 13,824,067.68
  5. Step 5: Solve for x
    x = 13,824,067.68/5,555.57
  6. Step 6: Final answer
    x = 2,488.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.