Home / 1,595.99-2,201.69-966.11

Finding the Fourth Proportional to 1,595.99, 2,201.69 and 966.11

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Solution

The fourth proportional to 1,595.99, 2,201.69 and 966.11 is: 1,332.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.99 : 2,201.69 = 966.11 : x
  2. Step 2: Convert to fraction form
    1,595.99/2,201.69 = 966.11/x
  3. Step 3: Cross multiply
    1,595.99x = 2,201.69 × 966.11
  4. Step 4: Simplify right side
    1,595.99x = 2,127,058.89
  5. Step 5: Solve for x
    x = 2,127,058.89/1,595.99
  6. Step 6: Final answer
    x = 1,332.76

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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.