Home / 1,572.56-2,163.72-1,534.16

Finding the Fourth Proportional to 1,572.56, 2,163.72 and 1,534.16

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Solution

The fourth proportional to 1,572.56, 2,163.72 and 1,534.16 is: 2,110.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572.56 : 2,163.72 = 1,534.16 : x
  2. Step 2: Convert to fraction form
    1,572.56/2,163.72 = 1,534.16/x
  3. Step 3: Cross multiply
    1,572.56x = 2,163.72 × 1,534.16
  4. Step 4: Simplify right side
    1,572.56x = 3,319,492.68
  5. Step 5: Solve for x
    x = 3,319,492.68/1,572.56
  6. Step 6: Final answer
    x = 2,110.88

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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.