Home / 4,805.46-7,209.93-1,885.76

Finding the Fourth Proportional to 4,805.46, 7,209.93 and 1,885.76

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Solution

The fourth proportional to 4,805.46, 7,209.93 and 1,885.76 is: 2,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.46 : 7,209.93 = 1,885.76 : x
  2. Step 2: Convert to fraction form
    4,805.46/7,209.93 = 1,885.76/x
  3. Step 3: Cross multiply
    4,805.46x = 7,209.93 × 1,885.76
  4. Step 4: Simplify right side
    4,805.46x = 13,596,197.60
  5. Step 5: Solve for x
    x = 13,596,197.60/4,805.46
  6. Step 6: Final answer
    x = 2,829.32

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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.