Home / 7,585.75-11,378.61-2,039.10

Finding the Fourth Proportional to 7,585.75, 11,378.61 and 2,039.10

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Solution

The fourth proportional to 7,585.75, 11,378.61 and 2,039.10 is: 3,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.75 : 11,378.61 = 2,039.10 : x
  2. Step 2: Convert to fraction form
    7,585.75/11,378.61 = 2,039.10/x
  3. Step 3: Cross multiply
    7,585.75x = 11,378.61 × 2,039.10
  4. Step 4: Simplify right side
    7,585.75x = 23,202,066.76
  5. Step 5: Solve for x
    x = 23,202,066.76/7,585.75
  6. Step 6: Final answer
    x = 3,058.64

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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.