Home / 4,318.91-6,476.21-2,238.35

Finding the Fourth Proportional to 4,318.91, 6,476.21 and 2,238.35

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Solution

The fourth proportional to 4,318.91, 6,476.21 and 2,238.35 is: 3,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.91 : 6,476.21 = 2,238.35 : x
  2. Step 2: Convert to fraction form
    4,318.91/6,476.21 = 2,238.35/x
  3. Step 3: Cross multiply
    4,318.91x = 6,476.21 × 2,238.35
  4. Step 4: Simplify right side
    4,318.91x = 14,495,981.08
  5. Step 5: Solve for x
    x = 14,495,981.08/4,318.91
  6. Step 6: Final answer
    x = 3,356.40

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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.