Home / 3,347.90-5,014.55-1,612.88

Finding the Fourth Proportional to 3,347.90, 5,014.55 and 1,612.88

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Solution

The fourth proportional to 3,347.90, 5,014.55 and 1,612.88 is: 2,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.90 : 5,014.55 = 1,612.88 : x
  2. Step 2: Convert to fraction form
    3,347.90/5,014.55 = 1,612.88/x
  3. Step 3: Cross multiply
    3,347.90x = 5,014.55 × 1,612.88
  4. Step 4: Simplify right side
    3,347.90x = 8,087,834.27
  5. Step 5: Solve for x
    x = 8,087,834.27/3,347.90
  6. Step 6: Final answer
    x = 2,415.80

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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.