Home / 5,135.04-7,083.09-3,366.76

Finding the Fourth Proportional to 5,135.04, 7,083.09 and 3,366.76

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Solution

The fourth proportional to 5,135.04, 7,083.09 and 3,366.76 is: 4,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.04 : 7,083.09 = 3,366.76 : x
  2. Step 2: Convert to fraction form
    5,135.04/7,083.09 = 3,366.76/x
  3. Step 3: Cross multiply
    5,135.04x = 7,083.09 × 3,366.76
  4. Step 4: Simplify right side
    5,135.04x = 23,847,011.84
  5. Step 5: Solve for x
    x = 23,847,011.84/5,135.04
  6. Step 6: Final answer
    x = 4,643.98

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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.