Home / 1,495.16-2,056.46-1,199.78

Finding the Fourth Proportional to 1,495.16, 2,056.46 and 1,199.78

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Solution

The fourth proportional to 1,495.16, 2,056.46 and 1,199.78 is: 1,650.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.16 : 2,056.46 = 1,199.78 : x
  2. Step 2: Convert to fraction form
    1,495.16/2,056.46 = 1,199.78/x
  3. Step 3: Cross multiply
    1,495.16x = 2,056.46 × 1,199.78
  4. Step 4: Simplify right side
    1,495.16x = 2,467,291.01
  5. Step 5: Solve for x
    x = 2,467,291.01/1,495.16
  6. Step 6: Final answer
    x = 1,650.19

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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.