Home / 2,558.07-3,530.18-1,563.14

Finding the Fourth Proportional to 2,558.07, 3,530.18 and 1,563.14

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Solution

The fourth proportional to 2,558.07, 3,530.18 and 1,563.14 is: 2,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.07 : 3,530.18 = 1,563.14 : x
  2. Step 2: Convert to fraction form
    2,558.07/3,530.18 = 1,563.14/x
  3. Step 3: Cross multiply
    2,558.07x = 3,530.18 × 1,563.14
  4. Step 4: Simplify right side
    2,558.07x = 5,518,157.75
  5. Step 5: Solve for x
    x = 5,518,157.75/2,558.07
  6. Step 6: Final answer
    x = 2,157.16

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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.