Home / 10,300.19-15,450.27-3,724.84

Finding the Fourth Proportional to 10,300.19, 15,450.27 and 3,724.84

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Solution

The fourth proportional to 10,300.19, 15,450.27 and 3,724.84 is: 5,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300.19 : 15,450.27 = 3,724.84 : x
  2. Step 2: Convert to fraction form
    10,300.19/15,450.27 = 3,724.84/x
  3. Step 3: Cross multiply
    10,300.19x = 15,450.27 × 3,724.84
  4. Step 4: Simplify right side
    10,300.19x = 57,549,745.08
  5. Step 5: Solve for x
    x = 57,549,745.08/10,300.19
  6. Step 6: Final answer
    x = 5,587.25

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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.