Home / 9,286.15-12,814.78-5,094.40

Finding the Fourth Proportional to 9,286.15, 12,814.78 and 5,094.40

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Solution

The fourth proportional to 9,286.15, 12,814.78 and 5,094.40 is: 7,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.15 : 12,814.78 = 5,094.40 : x
  2. Step 2: Convert to fraction form
    9,286.15/12,814.78 = 5,094.40/x
  3. Step 3: Cross multiply
    9,286.15x = 12,814.78 × 5,094.40
  4. Step 4: Simplify right side
    9,286.15x = 65,283,525.69
  5. Step 5: Solve for x
    x = 65,283,525.69/9,286.15
  6. Step 6: Final answer
    x = 7,030.21

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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.