Home / 5,249.84-7,873.32-1,551.92

Finding the Fourth Proportional to 5,249.84, 7,873.32 and 1,551.92

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Solution

The fourth proportional to 5,249.84, 7,873.32 and 1,551.92 is: 2,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.84 : 7,873.32 = 1,551.92 : x
  2. Step 2: Convert to fraction form
    5,249.84/7,873.32 = 1,551.92/x
  3. Step 3: Cross multiply
    5,249.84x = 7,873.32 × 1,551.92
  4. Step 4: Simplify right side
    5,249.84x = 12,218,762.77
  5. Step 5: Solve for x
    x = 12,218,762.77/5,249.84
  6. Step 6: Final answer
    x = 2,327.45

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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.