Home / 4,207.39-6,311.29-1,575.58

Finding the Fourth Proportional to 4,207.39, 6,311.29 and 1,575.58

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Solution

The fourth proportional to 4,207.39, 6,311.29 and 1,575.58 is: 2,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.39 : 6,311.29 = 1,575.58 : x
  2. Step 2: Convert to fraction form
    4,207.39/6,311.29 = 1,575.58/x
  3. Step 3: Cross multiply
    4,207.39x = 6,311.29 × 1,575.58
  4. Step 4: Simplify right side
    4,207.39x = 9,943,924.05
  5. Step 5: Solve for x
    x = 9,943,924.05/4,207.39
  6. Step 6: Final answer
    x = 2,363.44

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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.