Home / 3,012.49-4,157.08-1,753.35

Finding the Fourth Proportional to 3,012.49, 4,157.08 and 1,753.35

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Solution

The fourth proportional to 3,012.49, 4,157.08 and 1,753.35 is: 2,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.49 : 4,157.08 = 1,753.35 : x
  2. Step 2: Convert to fraction form
    3,012.49/4,157.08 = 1,753.35/x
  3. Step 3: Cross multiply
    3,012.49x = 4,157.08 × 1,753.35
  4. Step 4: Simplify right side
    3,012.49x = 7,288,816.22
  5. Step 5: Solve for x
    x = 7,288,816.22/3,012.49
  6. Step 6: Final answer
    x = 2,419.53

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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.