Home / 1,774.10-2,657.55-1,003.70

Finding the Fourth Proportional to 1,774.10, 2,657.55 and 1,003.70

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Solution

The fourth proportional to 1,774.10, 2,657.55 and 1,003.70 is: 1,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.10 : 2,657.55 = 1,003.70 : x
  2. Step 2: Convert to fraction form
    1,774.10/2,657.55 = 1,003.70/x
  3. Step 3: Cross multiply
    1,774.10x = 2,657.55 × 1,003.70
  4. Step 4: Simplify right side
    1,774.10x = 2,667,382.94
  5. Step 5: Solve for x
    x = 2,667,382.94/1,774.10
  6. Step 6: Final answer
    x = 1,503.51

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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.