Home / 2,890.53-4,335.80-2,317.05

Finding the Fourth Proportional to 2,890.53, 4,335.80 and 2,317.05

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Solution

The fourth proportional to 2,890.53, 4,335.80 and 2,317.05 is: 3,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.53 : 4,335.80 = 2,317.05 : x
  2. Step 2: Convert to fraction form
    2,890.53/4,335.80 = 2,317.05/x
  3. Step 3: Cross multiply
    2,890.53x = 4,335.80 × 2,317.05
  4. Step 4: Simplify right side
    2,890.53x = 10,046,253.80
  5. Step 5: Solve for x
    x = 10,046,253.80/2,890.53
  6. Step 6: Final answer
    x = 3,475.58

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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.