Home / 1,565.37-2,159-1,093.11

Finding the Fourth Proportional to 1,565.37, 2,159 and 1,093.11

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Solution

The fourth proportional to 1,565.37, 2,159 and 1,093.11 is: 1,507.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.37 : 2,159 = 1,093.11 : x
  2. Step 2: Convert to fraction form
    1,565.37/2,159 = 1,093.11/x
  3. Step 3: Cross multiply
    1,565.37x = 2,159 × 1,093.11
  4. Step 4: Simplify right side
    1,565.37x = 2,360,024.49
  5. Step 5: Solve for x
    x = 2,360,024.49/1,565.37
  6. Step 6: Final answer
    x = 1,507.65

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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.