Home / 9,154.42-13,730.11-2,579.07

Finding the Fourth Proportional to 9,154.42, 13,730.11 and 2,579.07

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Solution

The fourth proportional to 9,154.42, 13,730.11 and 2,579.07 is: 3,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.42 : 13,730.11 = 2,579.07 : x
  2. Step 2: Convert to fraction form
    9,154.42/13,730.11 = 2,579.07/x
  3. Step 3: Cross multiply
    9,154.42x = 13,730.11 × 2,579.07
  4. Step 4: Simplify right side
    9,154.42x = 35,410,959.84
  5. Step 5: Solve for x
    x = 35,410,959.84/9,154.42
  6. Step 6: Final answer
    x = 3,868.18

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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.