Home / 3,717.09-5,131.55-2,598.99

Finding the Fourth Proportional to 3,717.09, 5,131.55 and 2,598.99

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Solution

The fourth proportional to 3,717.09, 5,131.55 and 2,598.99 is: 3,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.09 : 5,131.55 = 2,598.99 : x
  2. Step 2: Convert to fraction form
    3,717.09/5,131.55 = 2,598.99/x
  3. Step 3: Cross multiply
    3,717.09x = 5,131.55 × 2,598.99
  4. Step 4: Simplify right side
    3,717.09x = 13,336,834.39
  5. Step 5: Solve for x
    x = 13,336,834.39/3,717.09
  6. Step 6: Final answer
    x = 3,587.98

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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.