Home / 4,209.93-5,808.51-2,530.80

Finding the Fourth Proportional to 4,209.93, 5,808.51 and 2,530.80

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Solution

The fourth proportional to 4,209.93, 5,808.51 and 2,530.80 is: 3,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.93 : 5,808.51 = 2,530.80 : x
  2. Step 2: Convert to fraction form
    4,209.93/5,808.51 = 2,530.80/x
  3. Step 3: Cross multiply
    4,209.93x = 5,808.51 × 2,530.80
  4. Step 4: Simplify right side
    4,209.93x = 14,700,177.11
  5. Step 5: Solve for x
    x = 14,700,177.11/4,209.93
  6. Step 6: Final answer
    x = 3,491.79

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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.