Home / 4,612.02-6,919.05-1,690.35

Finding the Fourth Proportional to 4,612.02, 6,919.05 and 1,690.35

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Solution

The fourth proportional to 4,612.02, 6,919.05 and 1,690.35 is: 2,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.02 : 6,919.05 = 1,690.35 : x
  2. Step 2: Convert to fraction form
    4,612.02/6,919.05 = 1,690.35/x
  3. Step 3: Cross multiply
    4,612.02x = 6,919.05 × 1,690.35
  4. Step 4: Simplify right side
    4,612.02x = 11,695,616.17
  5. Step 5: Solve for x
    x = 11,695,616.17/4,612.02
  6. Step 6: Final answer
    x = 2,535.90

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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.