Home / 5,047.43-7,567.90-2,124.95

Finding the Fourth Proportional to 5,047.43, 7,567.90 and 2,124.95

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Solution

The fourth proportional to 5,047.43, 7,567.90 and 2,124.95 is: 3,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.43 : 7,567.90 = 2,124.95 : x
  2. Step 2: Convert to fraction form
    5,047.43/7,567.90 = 2,124.95/x
  3. Step 3: Cross multiply
    5,047.43x = 7,567.90 × 2,124.95
  4. Step 4: Simplify right side
    5,047.43x = 16,081,365.95
  5. Step 5: Solve for x
    x = 16,081,365.95/5,047.43
  6. Step 6: Final answer
    x = 3,186.05

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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.