Home / 4,351.55-6,528.45-1,885.80

Finding the Fourth Proportional to 4,351.55, 6,528.45 and 1,885.80

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Solution

The fourth proportional to 4,351.55, 6,528.45 and 1,885.80 is: 2,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.55 : 6,528.45 = 1,885.80 : x
  2. Step 2: Convert to fraction form
    4,351.55/6,528.45 = 1,885.80/x
  3. Step 3: Cross multiply
    4,351.55x = 6,528.45 × 1,885.80
  4. Step 4: Simplify right side
    4,351.55x = 12,311,351.01
  5. Step 5: Solve for x
    x = 12,311,351.01/4,351.55
  6. Step 6: Final answer
    x = 2,829.19

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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.