Home / 3,050.76-4,575.96-1,319.16

Finding the Fourth Proportional to 3,050.76, 4,575.96 and 1,319.16

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Solution

The fourth proportional to 3,050.76, 4,575.96 and 1,319.16 is: 1,978.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.76 : 4,575.96 = 1,319.16 : x
  2. Step 2: Convert to fraction form
    3,050.76/4,575.96 = 1,319.16/x
  3. Step 3: Cross multiply
    3,050.76x = 4,575.96 × 1,319.16
  4. Step 4: Simplify right side
    3,050.76x = 6,036,423.39
  5. Step 5: Solve for x
    x = 6,036,423.39/3,050.76
  6. Step 6: Final answer
    x = 1,978.66

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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.