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Finding the Fourth Proportional to 2,507.84, 3,741.34 and 2,443.40

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Solution

The fourth proportional to 2,507.84, 3,741.34 and 2,443.40 is: 3,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.84 : 3,741.34 = 2,443.40 : x
  2. Step 2: Convert to fraction form
    2,507.84/3,741.34 = 2,443.40/x
  3. Step 3: Cross multiply
    2,507.84x = 3,741.34 × 2,443.40
  4. Step 4: Simplify right side
    2,507.84x = 9,141,596.26
  5. Step 5: Solve for x
    x = 9,141,596.26/2,507.84
  6. Step 6: Final answer
    x = 3,645.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.