Home / 5,614.81-7,748.34-3,097.15

Finding the Fourth Proportional to 5,614.81, 7,748.34 and 3,097.15

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Solution

The fourth proportional to 5,614.81, 7,748.34 and 3,097.15 is: 4,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.81 : 7,748.34 = 3,097.15 : x
  2. Step 2: Convert to fraction form
    5,614.81/7,748.34 = 3,097.15/x
  3. Step 3: Cross multiply
    5,614.81x = 7,748.34 × 3,097.15
  4. Step 4: Simplify right side
    5,614.81x = 23,997,771.23
  5. Step 5: Solve for x
    x = 23,997,771.23/5,614.81
  6. Step 6: Final answer
    x = 4,274.01

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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.