Home / 3,125.10-4,688.44-933.84

Finding the Fourth Proportional to 3,125.10, 4,688.44 and 933.84

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Solution

The fourth proportional to 3,125.10, 4,688.44 and 933.84 is: 1,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.10 : 4,688.44 = 933.84 : x
  2. Step 2: Convert to fraction form
    3,125.10/4,688.44 = 933.84/x
  3. Step 3: Cross multiply
    3,125.10x = 4,688.44 × 933.84
  4. Step 4: Simplify right side
    3,125.10x = 4,378,252.81
  5. Step 5: Solve for x
    x = 4,378,252.81/3,125.10
  6. Step 6: Final answer
    x = 1,401.00

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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.