Home / 6,289.60-8,680.62-4,527.04

Finding the Fourth Proportional to 6,289.60, 8,680.62 and 4,527.04

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Solution

The fourth proportional to 6,289.60, 8,680.62 and 4,527.04 is: 6,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.60 : 8,680.62 = 4,527.04 : x
  2. Step 2: Convert to fraction form
    6,289.60/8,680.62 = 4,527.04/x
  3. Step 3: Cross multiply
    6,289.60x = 8,680.62 × 4,527.04
  4. Step 4: Simplify right side
    6,289.60x = 39,297,513.96
  5. Step 5: Solve for x
    x = 39,297,513.96/6,289.60
  6. Step 6: Final answer
    x = 6,248.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.