Home / 4,018.80-6,030.12-3,154.80

Finding the Fourth Proportional to 4,018.80, 6,030.12 and 3,154.80

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Solution

The fourth proportional to 4,018.80, 6,030.12 and 3,154.80 is: 4,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.80 : 6,030.12 = 3,154.80 : x
  2. Step 2: Convert to fraction form
    4,018.80/6,030.12 = 3,154.80/x
  3. Step 3: Cross multiply
    4,018.80x = 6,030.12 × 3,154.80
  4. Step 4: Simplify right side
    4,018.80x = 19,023,822.58
  5. Step 5: Solve for x
    x = 19,023,822.58/4,018.80
  6. Step 6: Final answer
    x = 4,733.71

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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.