Home / 1,505.70-2,259.36-1,451.16

Finding the Fourth Proportional to 1,505.70, 2,259.36 and 1,451.16

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Solution

The fourth proportional to 1,505.70, 2,259.36 and 1,451.16 is: 2,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.70 : 2,259.36 = 1,451.16 : x
  2. Step 2: Convert to fraction form
    1,505.70/2,259.36 = 1,451.16/x
  3. Step 3: Cross multiply
    1,505.70x = 2,259.36 × 1,451.16
  4. Step 4: Simplify right side
    1,505.70x = 3,278,692.86
  5. Step 5: Solve for x
    x = 3,278,692.86/1,505.70
  6. Step 6: Final answer
    x = 2,177.52

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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.