Home / 1,750.20-2,415.18-964.26

Finding the Fourth Proportional to 1,750.20, 2,415.18 and 964.26

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Solution

The fourth proportional to 1,750.20, 2,415.18 and 964.26 is: 1,330.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.20 : 2,415.18 = 964.26 : x
  2. Step 2: Convert to fraction form
    1,750.20/2,415.18 = 964.26/x
  3. Step 3: Cross multiply
    1,750.20x = 2,415.18 × 964.26
  4. Step 4: Simplify right side
    1,750.20x = 2,328,861.47
  5. Step 5: Solve for x
    x = 2,328,861.47/1,750.20
  6. Step 6: Final answer
    x = 1,330.63

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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.