Home / 1,519.08-2,259.10-1,470.48

Finding the Fourth Proportional to 1,519.08, 2,259.10 and 1,470.48

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Solution

The fourth proportional to 1,519.08, 2,259.10 and 1,470.48 is: 2,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.08 : 2,259.10 = 1,470.48 : x
  2. Step 2: Convert to fraction form
    1,519.08/2,259.10 = 1,470.48/x
  3. Step 3: Cross multiply
    1,519.08x = 2,259.10 × 1,470.48
  4. Step 4: Simplify right side
    1,519.08x = 3,321,961.37
  5. Step 5: Solve for x
    x = 3,321,961.37/1,519.08
  6. Step 6: Final answer
    x = 2,186.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.