Home / 4,595.88-6,891.75-1,308.20

Finding the Fourth Proportional to 4,595.88, 6,891.75 and 1,308.20

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Solution

The fourth proportional to 4,595.88, 6,891.75 and 1,308.20 is: 1,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,595.88 : 6,891.75 = 1,308.20 : x
  2. Step 2: Convert to fraction form
    4,595.88/6,891.75 = 1,308.20/x
  3. Step 3: Cross multiply
    4,595.88x = 6,891.75 × 1,308.20
  4. Step 4: Simplify right side
    4,595.88x = 9,015,752.89
  5. Step 5: Solve for x
    x = 9,015,752.89/4,595.88
  6. Step 6: Final answer
    x = 1,961.70

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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.