Home / 1,750.33-2,415.38-964.36

Finding the Fourth Proportional to 1,750.33, 2,415.38 and 964.36

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Solution

The fourth proportional to 1,750.33, 2,415.38 and 964.36 is: 1,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.33 : 2,415.38 = 964.36 : x
  2. Step 2: Convert to fraction form
    1,750.33/2,415.38 = 964.36/x
  3. Step 3: Cross multiply
    1,750.33x = 2,415.38 × 964.36
  4. Step 4: Simplify right side
    1,750.33x = 2,329,295.86
  5. Step 5: Solve for x
    x = 2,329,295.86/1,750.33
  6. Step 6: Final answer
    x = 1,330.78

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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.