Home / 4,709.61-6,499.49-2,613.75

Finding the Fourth Proportional to 4,709.61, 6,499.49 and 2,613.75

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Solution

The fourth proportional to 4,709.61, 6,499.49 and 2,613.75 is: 3,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.61 : 6,499.49 = 2,613.75 : x
  2. Step 2: Convert to fraction form
    4,709.61/6,499.49 = 2,613.75/x
  3. Step 3: Cross multiply
    4,709.61x = 6,499.49 × 2,613.75
  4. Step 4: Simplify right side
    4,709.61x = 16,988,028.92
  5. Step 5: Solve for x
    x = 16,988,028.92/4,709.61
  6. Step 6: Final answer
    x = 3,607.10

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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.