Home / 4,289.64-6,433.50-2,558.76

Finding the Fourth Proportional to 4,289.64, 6,433.50 and 2,558.76

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Solution

The fourth proportional to 4,289.64, 6,433.50 and 2,558.76 is: 3,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.64 : 6,433.50 = 2,558.76 : x
  2. Step 2: Convert to fraction form
    4,289.64/6,433.50 = 2,558.76/x
  3. Step 3: Cross multiply
    4,289.64x = 6,433.50 × 2,558.76
  4. Step 4: Simplify right side
    4,289.64x = 16,461,782.46
  5. Step 5: Solve for x
    x = 16,461,782.46/4,289.64
  6. Step 6: Final answer
    x = 3,837.57

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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.