Home / 3,587.58-5,376.26-2,643.10

Finding the Fourth Proportional to 3,587.58, 5,376.26 and 2,643.10

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Solution

The fourth proportional to 3,587.58, 5,376.26 and 2,643.10 is: 3,960.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.58 : 5,376.26 = 2,643.10 : x
  2. Step 2: Convert to fraction form
    3,587.58/5,376.26 = 2,643.10/x
  3. Step 3: Cross multiply
    3,587.58x = 5,376.26 × 2,643.10
  4. Step 4: Simplify right side
    3,587.58x = 14,209,980.89
  5. Step 5: Solve for x
    x = 14,209,980.89/3,587.58
  6. Step 6: Final answer
    x = 3,960.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.