Home / 4,319.02-6,483.40-1,723.78

Finding the Fourth Proportional to 4,319.02, 6,483.40 and 1,723.78

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Solution

The fourth proportional to 4,319.02, 6,483.40 and 1,723.78 is: 2,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.02 : 6,483.40 = 1,723.78 : x
  2. Step 2: Convert to fraction form
    4,319.02/6,483.40 = 1,723.78/x
  3. Step 3: Cross multiply
    4,319.02x = 6,483.40 × 1,723.78
  4. Step 4: Simplify right side
    4,319.02x = 11,175,955.25
  5. Step 5: Solve for x
    x = 11,175,955.25/4,319.02
  6. Step 6: Final answer
    x = 2,587.61

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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.