Home / 7,323.21-10,106.03-3,966.05

Finding the Fourth Proportional to 7,323.21, 10,106.03 and 3,966.05

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Solution

The fourth proportional to 7,323.21, 10,106.03 and 3,966.05 is: 5,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.21 : 10,106.03 = 3,966.05 : x
  2. Step 2: Convert to fraction form
    7,323.21/10,106.03 = 3,966.05/x
  3. Step 3: Cross multiply
    7,323.21x = 10,106.03 × 3,966.05
  4. Step 4: Simplify right side
    7,323.21x = 40,081,055.46
  5. Step 5: Solve for x
    x = 40,081,055.46/7,323.21
  6. Step 6: Final answer
    x = 5,473.15

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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.