Home / 2,885.20-4,328.20-1,035.97

Finding the Fourth Proportional to 2,885.20, 4,328.20 and 1,035.97

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Solution

The fourth proportional to 2,885.20, 4,328.20 and 1,035.97 is: 1,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.20 : 4,328.20 = 1,035.97 : x
  2. Step 2: Convert to fraction form
    2,885.20/4,328.20 = 1,035.97/x
  3. Step 3: Cross multiply
    2,885.20x = 4,328.20 × 1,035.97
  4. Step 4: Simplify right side
    2,885.20x = 4,483,885.35
  5. Step 5: Solve for x
    x = 4,483,885.35/2,885.20
  6. Step 6: Final answer
    x = 1,554.10

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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.