Home / 4,325.02-6,486.94-1,690.69

Finding the Fourth Proportional to 4,325.02, 6,486.94 and 1,690.69

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Solution

The fourth proportional to 4,325.02, 6,486.94 and 1,690.69 is: 2,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.02 : 6,486.94 = 1,690.69 : x
  2. Step 2: Convert to fraction form
    4,325.02/6,486.94 = 1,690.69/x
  3. Step 3: Cross multiply
    4,325.02x = 6,486.94 × 1,690.69
  4. Step 4: Simplify right side
    4,325.02x = 10,967,380.97
  5. Step 5: Solve for x
    x = 10,967,380.97/4,325.02
  6. Step 6: Final answer
    x = 2,535.80

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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.