Home / 6,403.72-9,604.08-2,454.16

Finding the Fourth Proportional to 6,403.72, 9,604.08 and 2,454.16

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Solution

The fourth proportional to 6,403.72, 9,604.08 and 2,454.16 is: 3,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.72 : 9,604.08 = 2,454.16 : x
  2. Step 2: Convert to fraction form
    6,403.72/9,604.08 = 2,454.16/x
  3. Step 3: Cross multiply
    6,403.72x = 9,604.08 × 2,454.16
  4. Step 4: Simplify right side
    6,403.72x = 23,569,948.97
  5. Step 5: Solve for x
    x = 23,569,948.97/6,403.72
  6. Step 6: Final answer
    x = 3,680.67

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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.