Home / 9,148.14-13,719.92-2,574.99

Finding the Fourth Proportional to 9,148.14, 13,719.92 and 2,574.99

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Solution

The fourth proportional to 9,148.14, 13,719.92 and 2,574.99 is: 3,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.14 : 13,719.92 = 2,574.99 : x
  2. Step 2: Convert to fraction form
    9,148.14/13,719.92 = 2,574.99/x
  3. Step 3: Cross multiply
    9,148.14x = 13,719.92 × 2,574.99
  4. Step 4: Simplify right side
    9,148.14x = 35,328,643.93
  5. Step 5: Solve for x
    x = 35,328,643.93/9,148.14
  6. Step 6: Final answer
    x = 3,861.84

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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.