Home / 2,572.41-3,549.72-1,453.45

Finding the Fourth Proportional to 2,572.41, 3,549.72 and 1,453.45

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Solution

The fourth proportional to 2,572.41, 3,549.72 and 1,453.45 is: 2,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572.41 : 3,549.72 = 1,453.45 : x
  2. Step 2: Convert to fraction form
    2,572.41/3,549.72 = 1,453.45/x
  3. Step 3: Cross multiply
    2,572.41x = 3,549.72 × 1,453.45
  4. Step 4: Simplify right side
    2,572.41x = 5,159,337.11
  5. Step 5: Solve for x
    x = 5,159,337.11/2,572.41
  6. Step 6: Final answer
    x = 2,005.64

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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.