Home / 10,678.56-16,017.84-4,103.52

Finding the Fourth Proportional to 10,678.56, 16,017.84 and 4,103.52

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Solution

The fourth proportional to 10,678.56, 16,017.84 and 4,103.52 is: 6,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.56 : 16,017.84 = 4,103.52 : x
  2. Step 2: Convert to fraction form
    10,678.56/16,017.84 = 4,103.52/x
  3. Step 3: Cross multiply
    10,678.56x = 16,017.84 × 4,103.52
  4. Step 4: Simplify right side
    10,678.56x = 65,729,526.80
  5. Step 5: Solve for x
    x = 65,729,526.80/10,678.56
  6. Step 6: Final answer
    x = 6,155.28

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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.