Home / 1,234.32-1,848.96-1,030.80

Finding the Fourth Proportional to 1,234.32, 1,848.96 and 1,030.80

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Solution

The fourth proportional to 1,234.32, 1,848.96 and 1,030.80 is: 1,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.32 : 1,848.96 = 1,030.80 : x
  2. Step 2: Convert to fraction form
    1,234.32/1,848.96 = 1,030.80/x
  3. Step 3: Cross multiply
    1,234.32x = 1,848.96 × 1,030.80
  4. Step 4: Simplify right side
    1,234.32x = 1,905,907.97
  5. Step 5: Solve for x
    x = 1,905,907.97/1,234.32
  6. Step 6: Final answer
    x = 1,544.10

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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.