Home / 2,924.55-4,035.87-1,729.53

Finding the Fourth Proportional to 2,924.55, 4,035.87 and 1,729.53

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Solution

The fourth proportional to 2,924.55, 4,035.87 and 1,729.53 is: 2,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.55 : 4,035.87 = 1,729.53 : x
  2. Step 2: Convert to fraction form
    2,924.55/4,035.87 = 1,729.53/x
  3. Step 3: Cross multiply
    2,924.55x = 4,035.87 × 1,729.53
  4. Step 4: Simplify right side
    2,924.55x = 6,980,158.24
  5. Step 5: Solve for x
    x = 6,980,158.24/2,924.55
  6. Step 6: Final answer
    x = 2,386.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.