Home / 4,376.10-6,568.20-2,186.40

Finding the Fourth Proportional to 4,376.10, 6,568.20 and 2,186.40

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Solution

The fourth proportional to 4,376.10, 6,568.20 and 2,186.40 is: 3,281.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.10 : 6,568.20 = 2,186.40 : x
  2. Step 2: Convert to fraction form
    4,376.10/6,568.20 = 2,186.40/x
  3. Step 3: Cross multiply
    4,376.10x = 6,568.20 × 2,186.40
  4. Step 4: Simplify right side
    4,376.10x = 14,360,712.48
  5. Step 5: Solve for x
    x = 14,360,712.48/4,376.10
  6. Step 6: Final answer
    x = 3,281.62

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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.