Home / 4,288.43-6,435.03-2,097.18

Finding the Fourth Proportional to 4,288.43, 6,435.03 and 2,097.18

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Solution

The fourth proportional to 4,288.43, 6,435.03 and 2,097.18 is: 3,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.43 : 6,435.03 = 2,097.18 : x
  2. Step 2: Convert to fraction form
    4,288.43/6,435.03 = 2,097.18/x
  3. Step 3: Cross multiply
    4,288.43x = 6,435.03 × 2,097.18
  4. Step 4: Simplify right side
    4,288.43x = 13,495,416.22
  5. Step 5: Solve for x
    x = 13,495,416.22/4,288.43
  6. Step 6: Final answer
    x = 3,146.94

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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.