Home / 4,575.60-6,311.89-2,783.62

Finding the Fourth Proportional to 4,575.60, 6,311.89 and 2,783.62

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Solution

The fourth proportional to 4,575.60, 6,311.89 and 2,783.62 is: 3,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.60 : 6,311.89 = 2,783.62 : x
  2. Step 2: Convert to fraction form
    4,575.60/6,311.89 = 2,783.62/x
  3. Step 3: Cross multiply
    4,575.60x = 6,311.89 × 2,783.62
  4. Step 4: Simplify right side
    4,575.60x = 17,569,904.17
  5. Step 5: Solve for x
    x = 17,569,904.17/4,575.60
  6. Step 6: Final answer
    x = 3,839.92

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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.