Home / 2,800.04-3,861.54-1,752.20

Finding the Fourth Proportional to 2,800.04, 3,861.54 and 1,752.20

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Solution

The fourth proportional to 2,800.04, 3,861.54 and 1,752.20 is: 2,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.04 : 3,861.54 = 1,752.20 : x
  2. Step 2: Convert to fraction form
    2,800.04/3,861.54 = 1,752.20/x
  3. Step 3: Cross multiply
    2,800.04x = 3,861.54 × 1,752.20
  4. Step 4: Simplify right side
    2,800.04x = 6,766,190.39
  5. Step 5: Solve for x
    x = 6,766,190.39/2,800.04
  6. Step 6: Final answer
    x = 2,416.46

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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.