Home / 1,593.62-2,199.40-964.18

Finding the Fourth Proportional to 1,593.62, 2,199.40 and 964.18

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Solution

The fourth proportional to 1,593.62, 2,199.40 and 964.18 is: 1,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.62 : 2,199.40 = 964.18 : x
  2. Step 2: Convert to fraction form
    1,593.62/2,199.40 = 964.18/x
  3. Step 3: Cross multiply
    1,593.62x = 2,199.40 × 964.18
  4. Step 4: Simplify right side
    1,593.62x = 2,120,617.49
  5. Step 5: Solve for x
    x = 2,120,617.49/1,593.62
  6. Step 6: Final answer
    x = 1,330.69

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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.