Home / 3,423.36-4,727.13-2,307.99

Finding the Fourth Proportional to 3,423.36, 4,727.13 and 2,307.99

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Solution

The fourth proportional to 3,423.36, 4,727.13 and 2,307.99 is: 3,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.36 : 4,727.13 = 2,307.99 : x
  2. Step 2: Convert to fraction form
    3,423.36/4,727.13 = 2,307.99/x
  3. Step 3: Cross multiply
    3,423.36x = 4,727.13 × 2,307.99
  4. Step 4: Simplify right side
    3,423.36x = 10,910,177.84
  5. Step 5: Solve for x
    x = 10,910,177.84/3,423.36
  6. Step 6: Final answer
    x = 3,186.98

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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.