Home / 3,018.12-4,503.18-2,648.76

Finding the Fourth Proportional to 3,018.12, 4,503.18 and 2,648.76

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Solution

The fourth proportional to 3,018.12, 4,503.18 and 2,648.76 is: 3,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.12 : 4,503.18 = 2,648.76 : x
  2. Step 2: Convert to fraction form
    3,018.12/4,503.18 = 2,648.76/x
  3. Step 3: Cross multiply
    3,018.12x = 4,503.18 × 2,648.76
  4. Step 4: Simplify right side
    3,018.12x = 11,927,843.06
  5. Step 5: Solve for x
    x = 11,927,843.06/3,018.12
  6. Step 6: Final answer
    x = 3,952.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.