Home / 4,264.40-6,403.55-2,631.32

Finding the Fourth Proportional to 4,264.40, 6,403.55 and 2,631.32

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Solution

The fourth proportional to 4,264.40, 6,403.55 and 2,631.32 is: 3,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.40 : 6,403.55 = 2,631.32 : x
  2. Step 2: Convert to fraction form
    4,264.40/6,403.55 = 2,631.32/x
  3. Step 3: Cross multiply
    4,264.40x = 6,403.55 × 2,631.32
  4. Step 4: Simplify right side
    4,264.40x = 16,849,789.19
  5. Step 5: Solve for x
    x = 16,849,789.19/4,264.40
  6. Step 6: Final answer
    x = 3,951.27

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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.