Home / 3,165.35-4,748.18-1,316.27

Finding the Fourth Proportional to 3,165.35, 4,748.18 and 1,316.27

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Solution

The fourth proportional to 3,165.35, 4,748.18 and 1,316.27 is: 1,974.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.35 : 4,748.18 = 1,316.27 : x
  2. Step 2: Convert to fraction form
    3,165.35/4,748.18 = 1,316.27/x
  3. Step 3: Cross multiply
    3,165.35x = 4,748.18 × 1,316.27
  4. Step 4: Simplify right side
    3,165.35x = 6,249,884.24
  5. Step 5: Solve for x
    x = 6,249,884.24/3,165.35
  6. Step 6: Final answer
    x = 1,974.47

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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.