Home / 2,220.21-3,062.95-1,474.57

Finding the Fourth Proportional to 2,220.21, 3,062.95 and 1,474.57

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Solution

The fourth proportional to 2,220.21, 3,062.95 and 1,474.57 is: 2,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.21 : 3,062.95 = 1,474.57 : x
  2. Step 2: Convert to fraction form
    2,220.21/3,062.95 = 1,474.57/x
  3. Step 3: Cross multiply
    2,220.21x = 3,062.95 × 1,474.57
  4. Step 4: Simplify right side
    2,220.21x = 4,516,534.18
  5. Step 5: Solve for x
    x = 4,516,534.18/2,220.21
  6. Step 6: Final answer
    x = 2,034.28

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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.