Home / 1,563.04-2,152.61-1,529.02

Finding the Fourth Proportional to 1,563.04, 2,152.61 and 1,529.02

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Solution

The fourth proportional to 1,563.04, 2,152.61 and 1,529.02 is: 2,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.04 : 2,152.61 = 1,529.02 : x
  2. Step 2: Convert to fraction form
    1,563.04/2,152.61 = 1,529.02/x
  3. Step 3: Cross multiply
    1,563.04x = 2,152.61 × 1,529.02
  4. Step 4: Simplify right side
    1,563.04x = 3,291,372.98
  5. Step 5: Solve for x
    x = 3,291,372.98/1,563.04
  6. Step 6: Final answer
    x = 2,105.76

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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.