Home / 10,686.04-16,029.06-2,894.85

Finding the Fourth Proportional to 10,686.04, 16,029.06 and 2,894.85

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Solution

The fourth proportional to 10,686.04, 16,029.06 and 2,894.85 is: 4,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.04 : 16,029.06 = 2,894.85 : x
  2. Step 2: Convert to fraction form
    10,686.04/16,029.06 = 2,894.85/x
  3. Step 3: Cross multiply
    10,686.04x = 16,029.06 × 2,894.85
  4. Step 4: Simplify right side
    10,686.04x = 46,401,724.34
  5. Step 5: Solve for x
    x = 46,401,724.34/10,686.04
  6. Step 6: Final answer
    x = 4,342.28

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.