Home / 1,548.29-2,322.34-561.06

Finding the Fourth Proportional to 1,548.29, 2,322.34 and 561.06

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Solution

The fourth proportional to 1,548.29, 2,322.34 and 561.06 is: 841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.29 : 2,322.34 = 561.06 : x
  2. Step 2: Convert to fraction form
    1,548.29/2,322.34 = 561.06/x
  3. Step 3: Cross multiply
    1,548.29x = 2,322.34 × 561.06
  4. Step 4: Simplify right side
    1,548.29x = 1,302,972.08
  5. Step 5: Solve for x
    x = 1,302,972.08/1,548.29
  6. Step 6: Final answer
    x = 841.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.