Home / 5,850.51-8,775.77-1,690.76

Finding the Fourth Proportional to 5,850.51, 8,775.77 and 1,690.76

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Solution

The fourth proportional to 5,850.51, 8,775.77 and 1,690.76 is: 2,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.51 : 8,775.77 = 1,690.76 : x
  2. Step 2: Convert to fraction form
    5,850.51/8,775.77 = 1,690.76/x
  3. Step 3: Cross multiply
    5,850.51x = 8,775.77 × 1,690.76
  4. Step 4: Simplify right side
    5,850.51x = 14,837,668.55
  5. Step 5: Solve for x
    x = 14,837,668.55/5,850.51
  6. Step 6: Final answer
    x = 2,536.13

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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.