Home / 1,548.99-2,140.37-1,152.25

Finding the Fourth Proportional to 1,548.99, 2,140.37 and 1,152.25

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Solution

The fourth proportional to 1,548.99, 2,140.37 and 1,152.25 is: 1,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.99 : 2,140.37 = 1,152.25 : x
  2. Step 2: Convert to fraction form
    1,548.99/2,140.37 = 1,152.25/x
  3. Step 3: Cross multiply
    1,548.99x = 2,140.37 × 1,152.25
  4. Step 4: Simplify right side
    1,548.99x = 2,466,241.33
  5. Step 5: Solve for x
    x = 2,466,241.33/1,548.99
  6. Step 6: Final answer
    x = 1,592.16

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Double scale
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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.