Home / 7,580.84-11,373.60-3,885.68

Finding the Fourth Proportional to 7,580.84, 11,373.60 and 3,885.68

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Solution

The fourth proportional to 7,580.84, 11,373.60 and 3,885.68 is: 5,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.84 : 11,373.60 = 3,885.68 : x
  2. Step 2: Convert to fraction form
    7,580.84/11,373.60 = 3,885.68/x
  3. Step 3: Cross multiply
    7,580.84x = 11,373.60 × 3,885.68
  4. Step 4: Simplify right side
    7,580.84x = 44,194,170.05
  5. Step 5: Solve for x
    x = 44,194,170.05/7,580.84
  6. Step 6: Final answer
    x = 5,829.72

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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.