Home / 3,186.10-4,776.36-1,624.06

Finding the Fourth Proportional to 3,186.10, 4,776.36 and 1,624.06

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Solution

The fourth proportional to 3,186.10, 4,776.36 and 1,624.06 is: 2,434.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.10 : 4,776.36 = 1,624.06 : x
  2. Step 2: Convert to fraction form
    3,186.10/4,776.36 = 1,624.06/x
  3. Step 3: Cross multiply
    3,186.10x = 4,776.36 × 1,624.06
  4. Step 4: Simplify right side
    3,186.10x = 7,757,095.22
  5. Step 5: Solve for x
    x = 7,757,095.22/3,186.10
  6. Step 6: Final answer
    x = 2,434.67

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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.