Home / 5,206.96-7,808.39-1,696.11

Finding the Fourth Proportional to 5,206.96, 7,808.39 and 1,696.11

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Solution

The fourth proportional to 5,206.96, 7,808.39 and 1,696.11 is: 2,543.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.96 : 7,808.39 = 1,696.11 : x
  2. Step 2: Convert to fraction form
    5,206.96/7,808.39 = 1,696.11/x
  3. Step 3: Cross multiply
    5,206.96x = 7,808.39 × 1,696.11
  4. Step 4: Simplify right side
    5,206.96x = 13,243,888.36
  5. Step 5: Solve for x
    x = 13,243,888.36/5,206.96
  6. Step 6: Final answer
    x = 2,543.50

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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.