Home / 2,475.98-3,416.94-1,356.96

Finding the Fourth Proportional to 2,475.98, 3,416.94 and 1,356.96

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Solution

The fourth proportional to 2,475.98, 3,416.94 and 1,356.96 is: 1,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.98 : 3,416.94 = 1,356.96 : x
  2. Step 2: Convert to fraction form
    2,475.98/3,416.94 = 1,356.96/x
  3. Step 3: Cross multiply
    2,475.98x = 3,416.94 × 1,356.96
  4. Step 4: Simplify right side
    2,475.98x = 4,636,644.12
  5. Step 5: Solve for x
    x = 4,636,644.12/2,475.98
  6. Step 6: Final answer
    x = 1,872.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.