Home / 7,068.40-9,753.72-4,083.83

Finding the Fourth Proportional to 7,068.40, 9,753.72 and 4,083.83

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Solution

The fourth proportional to 7,068.40, 9,753.72 and 4,083.83 is: 5,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.40 : 9,753.72 = 4,083.83 : x
  2. Step 2: Convert to fraction form
    7,068.40/9,753.72 = 4,083.83/x
  3. Step 3: Cross multiply
    7,068.40x = 9,753.72 × 4,083.83
  4. Step 4: Simplify right side
    7,068.40x = 39,832,534.35
  5. Step 5: Solve for x
    x = 39,832,534.35/7,068.40
  6. Step 6: Final answer
    x = 5,635.30

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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.