Home / 7,653.84-11,476.09-3,436.30

Finding the Fourth Proportional to 7,653.84, 11,476.09 and 3,436.30

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Solution

The fourth proportional to 7,653.84, 11,476.09 and 3,436.30 is: 5,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.84 : 11,476.09 = 3,436.30 : x
  2. Step 2: Convert to fraction form
    7,653.84/11,476.09 = 3,436.30/x
  3. Step 3: Cross multiply
    7,653.84x = 11,476.09 × 3,436.30
  4. Step 4: Simplify right side
    7,653.84x = 39,435,288.07
  5. Step 5: Solve for x
    x = 39,435,288.07/7,653.84
  6. Step 6: Final answer
    x = 5,152.35

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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.