Home / 2,518.12-3,475.26-1,470.28

Finding the Fourth Proportional to 2,518.12, 3,475.26 and 1,470.28

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Solution

The fourth proportional to 2,518.12, 3,475.26 and 1,470.28 is: 2,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.12 : 3,475.26 = 1,470.28 : x
  2. Step 2: Convert to fraction form
    2,518.12/3,475.26 = 1,470.28/x
  3. Step 3: Cross multiply
    2,518.12x = 3,475.26 × 1,470.28
  4. Step 4: Simplify right side
    2,518.12x = 5,109,605.27
  5. Step 5: Solve for x
    x = 5,109,605.27/2,518.12
  6. Step 6: Final answer
    x = 2,029.13

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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.