Home / 7,068.80-9,754.49-4,084.15

Finding the Fourth Proportional to 7,068.80, 9,754.49 and 4,084.15

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Solution

The fourth proportional to 7,068.80, 9,754.49 and 4,084.15 is: 5,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.80 : 9,754.49 = 4,084.15 : x
  2. Step 2: Convert to fraction form
    7,068.80/9,754.49 = 4,084.15/x
  3. Step 3: Cross multiply
    7,068.80x = 9,754.49 × 4,084.15
  4. Step 4: Simplify right side
    7,068.80x = 39,838,800.33
  5. Step 5: Solve for x
    x = 39,838,800.33/7,068.80
  6. Step 6: Final answer
    x = 5,635.86

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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.