Home / 1,225.60-1,837.45-1,063.06

Finding the Fourth Proportional to 1,225.60, 1,837.45 and 1,063.06

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Solution

The fourth proportional to 1,225.60, 1,837.45 and 1,063.06 is: 1,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225.60 : 1,837.45 = 1,063.06 : x
  2. Step 2: Convert to fraction form
    1,225.60/1,837.45 = 1,063.06/x
  3. Step 3: Cross multiply
    1,225.60x = 1,837.45 × 1,063.06
  4. Step 4: Simplify right side
    1,225.60x = 1,953,319.60
  5. Step 5: Solve for x
    x = 1,953,319.60/1,225.60
  6. Step 6: Final answer
    x = 1,593.77

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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.