Home / 2,518.62-3,774.08-1,056.98

Finding the Fourth Proportional to 2,518.62, 3,774.08 and 1,056.98

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Solution

The fourth proportional to 2,518.62, 3,774.08 and 1,056.98 is: 1,583.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.62 : 3,774.08 = 1,056.98 : x
  2. Step 2: Convert to fraction form
    2,518.62/3,774.08 = 1,056.98/x
  3. Step 3: Cross multiply
    2,518.62x = 3,774.08 × 1,056.98
  4. Step 4: Simplify right side
    2,518.62x = 3,989,108.21
  5. Step 5: Solve for x
    x = 3,989,108.21/2,518.62
  6. Step 6: Final answer
    x = 1,583.85

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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.