Home / 2,316.84-3,475.59-756.45

Finding the Fourth Proportional to 2,316.84, 3,475.59 and 756.45

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Solution

The fourth proportional to 2,316.84, 3,475.59 and 756.45 is: 1,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.84 : 3,475.59 = 756.45 : x
  2. Step 2: Convert to fraction form
    2,316.84/3,475.59 = 756.45/x
  3. Step 3: Cross multiply
    2,316.84x = 3,475.59 × 756.45
  4. Step 4: Simplify right side
    2,316.84x = 2,629,110.06
  5. Step 5: Solve for x
    x = 2,629,110.06/2,316.84
  6. Step 6: Final answer
    x = 1,134.78

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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.