Home / 1,595.51-2,201.85-966.15

Finding the Fourth Proportional to 1,595.51, 2,201.85 and 966.15

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Solution

The fourth proportional to 1,595.51, 2,201.85 and 966.15 is: 1,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.51 : 2,201.85 = 966.15 : x
  2. Step 2: Convert to fraction form
    1,595.51/2,201.85 = 966.15/x
  3. Step 3: Cross multiply
    1,595.51x = 2,201.85 × 966.15
  4. Step 4: Simplify right side
    1,595.51x = 2,127,310.21
  5. Step 5: Solve for x
    x = 2,127,310.21/1,595.51
  6. Step 6: Final answer
    x = 1,333.31

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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.