Home / 3,344.10-5,016.15-3,125.40

Finding the Fourth Proportional to 3,344.10, 5,016.15 and 3,125.40

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Solution

The fourth proportional to 3,344.10, 5,016.15 and 3,125.40 is: 4,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.10 : 5,016.15 = 3,125.40 : x
  2. Step 2: Convert to fraction form
    3,344.10/5,016.15 = 3,125.40/x
  3. Step 3: Cross multiply
    3,344.10x = 5,016.15 × 3,125.40
  4. Step 4: Simplify right side
    3,344.10x = 15,677,475.21
  5. Step 5: Solve for x
    x = 15,677,475.21/3,344.10
  6. Step 6: Final answer
    x = 4,688.10

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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.