Home / 9,074.70-13,616.85-4,145.10

Finding the Fourth Proportional to 9,074.70, 13,616.85 and 4,145.10

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Solution

The fourth proportional to 9,074.70, 13,616.85 and 4,145.10 is: 6,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074.70 : 13,616.85 = 4,145.10 : x
  2. Step 2: Convert to fraction form
    9,074.70/13,616.85 = 4,145.10/x
  3. Step 3: Cross multiply
    9,074.70x = 13,616.85 × 4,145.10
  4. Step 4: Simplify right side
    9,074.70x = 56,443,204.94
  5. Step 5: Solve for x
    x = 56,443,204.94/9,074.70
  6. Step 6: Final answer
    x = 6,219.84

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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.