Home / 6,298.64-9,447.62-1,915.76

Finding the Fourth Proportional to 6,298.64, 9,447.62 and 1,915.76

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Solution

The fourth proportional to 6,298.64, 9,447.62 and 1,915.76 is: 2,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298.64 : 9,447.62 = 1,915.76 : x
  2. Step 2: Convert to fraction form
    6,298.64/9,447.62 = 1,915.76/x
  3. Step 3: Cross multiply
    6,298.64x = 9,447.62 × 1,915.76
  4. Step 4: Simplify right side
    6,298.64x = 18,099,372.49
  5. Step 5: Solve for x
    x = 18,099,372.49/6,298.64
  6. Step 6: Final answer
    x = 2,873.54

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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.