Home / 6,277.16-8,661.50-3,624.06

Finding the Fourth Proportional to 6,277.16, 8,661.50 and 3,624.06

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Solution

The fourth proportional to 6,277.16, 8,661.50 and 3,624.06 is: 5,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,277.16 : 8,661.50 = 3,624.06 : x
  2. Step 2: Convert to fraction form
    6,277.16/8,661.50 = 3,624.06/x
  3. Step 3: Cross multiply
    6,277.16x = 8,661.50 × 3,624.06
  4. Step 4: Simplify right side
    6,277.16x = 31,389,795.69
  5. Step 5: Solve for x
    x = 31,389,795.69/6,277.16
  6. Step 6: Final answer
    x = 5,000.64

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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.