Home / 1,558.32-2,322.48-1,480.56

Finding the Fourth Proportional to 1,558.32, 2,322.48 and 1,480.56

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Solution

The fourth proportional to 1,558.32, 2,322.48 and 1,480.56 is: 2,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.32 : 2,322.48 = 1,480.56 : x
  2. Step 2: Convert to fraction form
    1,558.32/2,322.48 = 1,480.56/x
  3. Step 3: Cross multiply
    1,558.32x = 2,322.48 × 1,480.56
  4. Step 4: Simplify right side
    1,558.32x = 3,438,570.99
  5. Step 5: Solve for x
    x = 3,438,570.99/1,558.32
  6. Step 6: Final answer
    x = 2,206.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.