Home / 5,156.84-7,113.72-3,265.08

Finding the Fourth Proportional to 5,156.84, 7,113.72 and 3,265.08

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Solution

The fourth proportional to 5,156.84, 7,113.72 and 3,265.08 is: 4,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.84 : 7,113.72 = 3,265.08 : x
  2. Step 2: Convert to fraction form
    5,156.84/7,113.72 = 3,265.08/x
  3. Step 3: Cross multiply
    5,156.84x = 7,113.72 × 3,265.08
  4. Step 4: Simplify right side
    5,156.84x = 23,226,910.49
  5. Step 5: Solve for x
    x = 23,226,910.49/5,156.84
  6. Step 6: Final answer
    x = 4,504.10

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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.