Home / 4,575.31-6,864.77-1,943.40

Finding the Fourth Proportional to 4,575.31, 6,864.77 and 1,943.40

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Solution

The fourth proportional to 4,575.31, 6,864.77 and 1,943.40 is: 2,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.31 : 6,864.77 = 1,943.40 : x
  2. Step 2: Convert to fraction form
    4,575.31/6,864.77 = 1,943.40/x
  3. Step 3: Cross multiply
    4,575.31x = 6,864.77 × 1,943.40
  4. Step 4: Simplify right side
    4,575.31x = 13,340,994.02
  5. Step 5: Solve for x
    x = 13,340,994.02/4,575.31
  6. Step 6: Final answer
    x = 2,915.87

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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.