Home / 9,330.14-13,995.43-3,090.15

Finding the Fourth Proportional to 9,330.14, 13,995.43 and 3,090.15

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Solution

The fourth proportional to 9,330.14, 13,995.43 and 3,090.15 is: 4,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.14 : 13,995.43 = 3,090.15 : x
  2. Step 2: Convert to fraction form
    9,330.14/13,995.43 = 3,090.15/x
  3. Step 3: Cross multiply
    9,330.14x = 13,995.43 × 3,090.15
  4. Step 4: Simplify right side
    9,330.14x = 43,247,970.29
  5. Step 5: Solve for x
    x = 43,247,970.29/9,330.14
  6. Step 6: Final answer
    x = 4,635.30

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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.