Home / 3,018.87-4,524.66-1,557.23

Finding the Fourth Proportional to 3,018.87, 4,524.66 and 1,557.23

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Solution

The fourth proportional to 3,018.87, 4,524.66 and 1,557.23 is: 2,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.87 : 4,524.66 = 1,557.23 : x
  2. Step 2: Convert to fraction form
    3,018.87/4,524.66 = 1,557.23/x
  3. Step 3: Cross multiply
    3,018.87x = 4,524.66 × 1,557.23
  4. Step 4: Simplify right side
    3,018.87x = 7,045,913.67
  5. Step 5: Solve for x
    x = 7,045,913.67/3,018.87
  6. Step 6: Final answer
    x = 2,333.96

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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.