Home / 1,572.14-2,168.60-1,041.03

Finding the Fourth Proportional to 1,572.14, 2,168.60 and 1,041.03

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Solution

The fourth proportional to 1,572.14, 2,168.60 and 1,041.03 is: 1,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572.14 : 2,168.60 = 1,041.03 : x
  2. Step 2: Convert to fraction form
    1,572.14/2,168.60 = 1,041.03/x
  3. Step 3: Cross multiply
    1,572.14x = 2,168.60 × 1,041.03
  4. Step 4: Simplify right side
    1,572.14x = 2,257,577.66
  5. Step 5: Solve for x
    x = 2,257,577.66/1,572.14
  6. Step 6: Final answer
    x = 1,435.99

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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.