Home / 4,180.43-6,270.95-1,407.11

Finding the Fourth Proportional to 4,180.43, 6,270.95 and 1,407.11

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Solution

The fourth proportional to 4,180.43, 6,270.95 and 1,407.11 is: 2,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.43 : 6,270.95 = 1,407.11 : x
  2. Step 2: Convert to fraction form
    4,180.43/6,270.95 = 1,407.11/x
  3. Step 3: Cross multiply
    4,180.43x = 6,270.95 × 1,407.11
  4. Step 4: Simplify right side
    4,180.43x = 8,823,888.62
  5. Step 5: Solve for x
    x = 8,823,888.62/4,180.43
  6. Step 6: Final answer
    x = 2,110.76

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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.