Home / 7,066.36-9,751.50-4,082.08

Finding the Fourth Proportional to 7,066.36, 9,751.50 and 4,082.08

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Solution

The fourth proportional to 7,066.36, 9,751.50 and 4,082.08 is: 5,633.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.36 : 9,751.50 = 4,082.08 : x
  2. Step 2: Convert to fraction form
    7,066.36/9,751.50 = 4,082.08/x
  3. Step 3: Cross multiply
    7,066.36x = 9,751.50 × 4,082.08
  4. Step 4: Simplify right side
    7,066.36x = 39,806,403.12
  5. Step 5: Solve for x
    x = 39,806,403.12/7,066.36
  6. Step 6: Final answer
    x = 5,633.23

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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.