Home / 1,595.27-2,201.93-965.80

Finding the Fourth Proportional to 1,595.27, 2,201.93 and 965.80

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Solution

The fourth proportional to 1,595.27, 2,201.93 and 965.80 is: 1,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.27 : 2,201.93 = 965.80 : x
  2. Step 2: Convert to fraction form
    1,595.27/2,201.93 = 965.80/x
  3. Step 3: Cross multiply
    1,595.27x = 2,201.93 × 965.80
  4. Step 4: Simplify right side
    1,595.27x = 2,126,623.99
  5. Step 5: Solve for x
    x = 2,126,623.99/1,595.27
  6. Step 6: Final answer
    x = 1,333.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.