Home / 1,770.04-2,652.20-1,037.80

Finding the Fourth Proportional to 1,770.04, 2,652.20 and 1,037.80

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Solution

The fourth proportional to 1,770.04, 2,652.20 and 1,037.80 is: 1,555.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.04 : 2,652.20 = 1,037.80 : x
  2. Step 2: Convert to fraction form
    1,770.04/2,652.20 = 1,037.80/x
  3. Step 3: Cross multiply
    1,770.04x = 2,652.20 × 1,037.80
  4. Step 4: Simplify right side
    1,770.04x = 2,752,453.16
  5. Step 5: Solve for x
    x = 2,752,453.16/1,770.04
  6. Step 6: Final answer
    x = 1,555.02

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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.