Home / 4,298.85-6,447.38-1,525.61

Finding the Fourth Proportional to 4,298.85, 6,447.38 and 1,525.61

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Solution

The fourth proportional to 4,298.85, 6,447.38 and 1,525.61 is: 2,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.85 : 6,447.38 = 1,525.61 : x
  2. Step 2: Convert to fraction form
    4,298.85/6,447.38 = 1,525.61/x
  3. Step 3: Cross multiply
    4,298.85x = 6,447.38 × 1,525.61
  4. Step 4: Simplify right side
    4,298.85x = 9,836,187.40
  5. Step 5: Solve for x
    x = 9,836,187.40/4,298.85
  6. Step 6: Final answer
    x = 2,288.10

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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.