Home / 7,579.12-10,446.42-5,806.84

Finding the Fourth Proportional to 7,579.12, 10,446.42 and 5,806.84

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Solution

The fourth proportional to 7,579.12, 10,446.42 and 5,806.84 is: 8,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.12 : 10,446.42 = 5,806.84 : x
  2. Step 2: Convert to fraction form
    7,579.12/10,446.42 = 5,806.84/x
  3. Step 3: Cross multiply
    7,579.12x = 10,446.42 × 5,806.84
  4. Step 4: Simplify right side
    7,579.12x = 60,660,689.51
  5. Step 5: Solve for x
    x = 60,660,689.51/7,579.12
  6. Step 6: Final answer
    x = 8,003.66

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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.