Home / 2,507.49-3,458.43-1,513.08

Finding the Fourth Proportional to 2,507.49, 3,458.43 and 1,513.08

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Solution

The fourth proportional to 2,507.49, 3,458.43 and 1,513.08 is: 2,086.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.49 : 3,458.43 = 1,513.08 : x
  2. Step 2: Convert to fraction form
    2,507.49/3,458.43 = 1,513.08/x
  3. Step 3: Cross multiply
    2,507.49x = 3,458.43 × 1,513.08
  4. Step 4: Simplify right side
    2,507.49x = 5,232,881.26
  5. Step 5: Solve for x
    x = 5,232,881.26/2,507.49
  6. Step 6: Final answer
    x = 2,086.90

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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.