Home / 10,288.60-15,433.58-2,893.30

Finding the Fourth Proportional to 10,288.60, 15,433.58 and 2,893.30

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Solution

The fourth proportional to 10,288.60, 15,433.58 and 2,893.30 is: 4,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.60 : 15,433.58 = 2,893.30 : x
  2. Step 2: Convert to fraction form
    10,288.60/15,433.58 = 2,893.30/x
  3. Step 3: Cross multiply
    10,288.60x = 15,433.58 × 2,893.30
  4. Step 4: Simplify right side
    10,288.60x = 44,653,962.55
  5. Step 5: Solve for x
    x = 44,653,962.55/10,288.60
  6. Step 6: Final answer
    x = 4,340.14

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1.5x scale

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.